30490915

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3527}}^1$

素因数の和:3571

約数の個数: 32

約数和(自身を含む): 47416320

約数和(自身を除く): 16925405

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 665, 1235, 1729, 3527, 8645, 17635, 24689, 45851, 67013, 123445, 229255, 320957, 335065, 469091, 871169, 1604785, 2345455, 4355845, 6098183, 30490915]

約数ペア:

[(1, 30490915), (5, 6098183), (7, 4355845), (13, 2345455), (19, 1604785), (35, 871169), (65, 469091), (91, 335065), (95, 320957), (133, 229255), (247, 123445), (455, 67013), (665, 45851), (1235, 24689), (1729, 17635), (3527, 8645)]