Are there proper factors of 9?

Answer 1

Multiply any number by nine and you'll have a factor of nine.

Answer 2

1, 3 and 9 are the only integers that can divide into 9 evenly with no remainder.

Answer 3

the set of factors of 9 is {1,3,9}

Answer 4

The factors of 9 are: 1, 3, 9

Answer 5

Yes. The proper factor of 9 is 3.

Answer 6

All the factors are 1, 3, 9.

Answer 7

1, 3 and 9

Answer 8

Just 3.