156731445

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{557}}^1$

素因数の和:631

約数の個数: 72

約数和(自身を含む): 302665896

約数和(自身を除く): 145934451

約数列:

[1, 3, 5, 9, 13, 15, 37, 39, 45, 65, 111, 117, 169, 185, 195, 333, 481, 507, 555, 557, 585, 845, 1443, 1521, 1665, 1671, 2405, 2535, 2785, 4329, 5013, 6253, 7215, 7241, 7605, 8355, 18759, 20609, 21645, 21723, 25065, 31265, 36205, 56277, 61827, 65169, 93795, 94133, 103045, 108615, 185481, 267917, 281385, 282399, 309135, 325845, 470665, 803751, 847197, 927405, 1339585, 1411995, 2411253, 3482921, 4018755, 4235985, 10448763, 12056265, 17414605, 31346289, 52243815, 156731445]

約数ペア:

[(1, 156731445), (3, 52243815), (5, 31346289), (9, 17414605), (13, 12056265), (15, 10448763), (37, 4235985), (39, 4018755), (45, 3482921), (65, 2411253), (111, 1411995), (117, 1339585), (169, 927405), (185, 847197), (195, 803751), (333, 470665), (481, 325845), (507, 309135), (555, 282399), (557, 281385), (585, 267917), (845, 185481), (1443, 108615), (1521, 103045), (1665, 94133), (1671, 93795), (2405, 65169), (2535, 61827), (2785, 56277), (4329, 36205), (5013, 31265), (6253, 25065), (7215, 21723), (7241, 21645), (7605, 20609), (8355, 18759)]