77890905

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{24379}}^1$

素因数の和:24461

約数の個数: 24

約数和(自身を含む): 136918080

約数和(自身を除く): 59027175

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 24379, 73137, 121895, 219411, 365685, 1097055, 1730909, 5192727, 8654545, 15578181, 25963635, 77890905]

約数ペア:

[(1, 77890905), (3, 25963635), (5, 15578181), (9, 8654545), (15, 5192727), (45, 1730909), (71, 1097055), (213, 365685), (355, 219411), (639, 121895), (1065, 73137), (3195, 24379)]