1330871815

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{153947}}^1$

素因数の和:153991

約数の個数: 32

約数和(自身を含む): 2069061120

約数和(自身を除く): 738189305

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 665, 1235, 1729, 8645, 153947, 769735, 1077629, 2001311, 2924993, 5388145, 10006555, 14009177, 14624965, 20474951, 38024909, 70045885, 102374755, 190124545, 266174363, 1330871815]

約数ペア:

[(1, 1330871815), (5, 266174363), (7, 190124545), (13, 102374755), (19, 70045885), (35, 38024909), (65, 20474951), (91, 14624965), (95, 14009177), (133, 10006555), (247, 5388145), (455, 2924993), (665, 2001311), (1235, 1077629), (1729, 769735), (8645, 153947)]