Yes, 15 is a factor of 15. Every number has itself and 1 as a factor.
the factor is 1,3,5, and 15
No but 15 is a factor of 60
No but 15 is a factor of 75
It can be. 15 is a factor of 30 and others.
15 is not a factor of 100.
No, 3 is a factor of 15.
2
15 is the greatest factor of 15.
15 is a factor of 150, 150 is a multiple of 15.
No, 30 is a multiple of 15.
No. 15 is a multiple of 5. 5 is a factor of 15.