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One has no proper factors.

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Q: What are the proper factors for the number 1?
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Related questions

What numbers do not include the number itself?

the proper factors are the factors of a number not including the number itself, or 1.


Why is the set of factors of a number not the same as the set of proper factors of that number?

Proper factors of a number do not include 1 or the number itself. For example, all of the factors of 6 are 1, 2, 3, and 6, but the proper factors of 6 are 2 and 3.


What is the number of these proper factors 1234671214212842498498147196294?

That is a list of the proper divisors of 588. Most definitions of proper factors do not include the number 1.


Why is the set of factors of a number not the same as the set of proper factors?

The set of proper factors doesn't include 1 and the number itself.


What are the proper factors of 64?

The proper factors of 64 are 2, 4, 8, 16 and 32. For proper factors of a number exclude 1 and the number itself from the list of factors.


Why is the set of factor of a number not the same as the set of proper factors of that number?

Depending on your definition of proper factors, the set of proper factor factors either doesn't include 1 and/or the number itself for a given number.


What are factors of a number other than 1 and the number itself known as?

proper factors


What is the list the factors of a number excluding the actual number?

Some people would call that the proper factors. Others maintain that proper factors do not include the number 1.


What are the proper factors of the number 126?

The proper factors of a number are all the factors less than itself, so the proper factors of 126 are 1, 2, 3, 6, 7, 9, 14, 18, 21, 42, and 63. In some cases, the number 1 is excluded from the list of proper factors, too.


What is the term for equal to the sum of its proper factors?

A perfect number is the term for a number that is equal to the sum of its proper divisors. Be careful not to confuse that with proper factors. Proper divisors include 1 but not the number itself. Proper factors don't include either I or the original number.


What is proper factors?

Proper factors are just like regular factors, except they don't include 1 and the number itself.


Why is a set of factors of a number not the same as the setproper factors of that number?

The set of proper factors does not include 1 and the number itself.