42357375

素因数分解:

$3^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{1637}}^1$

素因数の和:1681

約数の個数: 48

約数和(自身を含む): 79724736

約数和(自身を除く): 37367361

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 125, 207, 225, 345, 375, 575, 1035, 1125, 1637, 1725, 2875, 4911, 5175, 8185, 8625, 14733, 24555, 25875, 37651, 40925, 73665, 112953, 122775, 188255, 204625, 338859, 368325, 564765, 613875, 941275, 1694295, 1841625, 2823825, 4706375, 8471475, 14119125, 42357375]

約数ペア:

[(1, 42357375), (3, 14119125), (5, 8471475), (9, 4706375), (15, 2823825), (23, 1841625), (25, 1694295), (45, 941275), (69, 613875), (75, 564765), (115, 368325), (125, 338859), (207, 204625), (225, 188255), (345, 122775), (375, 112953), (575, 73665), (1035, 40925), (1125, 37651), (1637, 25875), (1725, 24555), (2875, 14733), (4911, 8625), (5175, 8185)]