Just the one which is itself
It has two factors: 1 and 11.
It has two factors: 1 and 73.
It has 8 factors, including 1 and itself.
Eight factors.
There are 25 factors from 1 to 25. Each of the numbers can be a factor.
Prime Number - Factors: 1, 53Factor Pairs: 1 x 53
Just 1.
1
It has four factors and they are: 1, 2, 17 and 34
four factors: 1, 3, 7, 21
Eight factors.
25 has three factors: 1, 5, 25