12780735

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2671}}^1$

素因数の和:2719

約数の個数: 32

約数和(自身を含む): 23086080

約数和(自身を除く): 10305345

約数列:

[1, 3, 5, 11, 15, 29, 33, 55, 87, 145, 165, 319, 435, 957, 1595, 2671, 4785, 8013, 13355, 29381, 40065, 77459, 88143, 146905, 232377, 387295, 440715, 852049, 1161885, 2556147, 4260245, 12780735]

約数ペア:

[(1, 12780735), (3, 4260245), (5, 2556147), (11, 1161885), (15, 852049), (29, 440715), (33, 387295), (55, 232377), (87, 146905), (145, 88143), (165, 77459), (319, 40065), (435, 29381), (957, 13355), (1595, 8013), (2671, 4785)]