71997615

素因数分解:

$3^2\times 5^1\times {\mathrm{1213}}^1\times {\mathrm{1319}}^1$

素因数の和:2543

約数の個数: 24

約数和(自身を含む): 124993440

約数和(自身を除く): 52995825

約数列:

[1, 3, 5, 9, 15, 45, 1213, 1319, 3639, 3957, 6065, 6595, 10917, 11871, 18195, 19785, 54585, 59355, 1599947, 4799841, 7999735, 14399523, 23999205, 71997615]

約数ペア:

[(1, 71997615), (3, 23999205), (5, 14399523), (9, 7999735), (15, 4799841), (45, 1599947), (1213, 59355), (1319, 54585), (3639, 19785), (3957, 18195), (6065, 11871), (6595, 10917)]