1, 3, 13, 39.
1, 2, 3, 6, 13, 26, 39, 78
1, 2, 3, 6, 13, 26, 39, 78.
1, 3, 13, 17, 39, 51, 221, 663.
No, 39 has two positive divisors other than 1 and itself; 3 and 13.
99 has six divisors: 1, 3, 9, 11, 33, 99.
22 has four divisors (also called factors): 1, 2, 11, 22.
its 217
60
1 and 29.
These are all the divisors of 64: 1, 2, 4, 8, 16, 32, 64.
The divisors of 40: 1 | 2 | 4 | 5 | 8 | 10 | 20 | 40 (8 divisors)