All numbers have factors. Some numbers have some of the same factors as other numbers. These are known as common factors. Since every number has 1 as a factor, 1 is always the least common factor of any set of integers.
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The least common factor is the smallest factor that two or more numbers have in common. Thus, the least common factor of two numbers is 1. The least common factor of 48 and 116 is 1.
The least common factor is always one (1), regardless of what the greatest common factor is.
The least common factor is: 1
The least common factor is: 1
Another name for the least common factor is 1.