1, 3, 13, 39
1, 3, 13, 39.
One.
One.
Any of its factors of: 1, 3, 13 and 39
45 it goes into evenly 45.
9.
The number one.
1 and 5.
1, 3, 5, 9, 15, 45.
3, Its the largest number that goes into both 6 and 39 evenly.
Not evenly. It goes in about 2.74 times.