1 and 13.
1 and 13. 13 is a prime number, thus only 1 and itself can go into it.
Only 1 and 13, it's a prime.
13
1 and 13.
13, 77.
These numbers go evenly into 52: 1, 2, 4, 13, 26, 52.
There are infinitely many such numbers.
1, 7, 13 and 91 are the only four numbers that go into 91.
1, 13, 17, 221.
1, 2, 13, 26.
Well, honey, 13 and 9 both go into numbers that are multiples of both 13 and 9. So, the numbers that both 13 and 9 go into are the common multiples of 13 and 9, like 117. Hope that clears things up for you, darling.