71407971

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{877}}^1$

素因数の和:1075

約数の個数: 24

約数和(自身を含む): 105465360

約数和(自身を除く): 34057389

約数列:

[1, 3, 9, 83, 109, 249, 327, 747, 877, 981, 2631, 7893, 9047, 27141, 72791, 81423, 95593, 218373, 286779, 655119, 860337, 7934219, 23802657, 71407971]

約数ペア:

[(1, 71407971), (3, 23802657), (9, 7934219), (83, 860337), (109, 655119), (249, 286779), (327, 218373), (747, 95593), (877, 81423), (981, 72791), (2631, 27141), (7893, 9047)]