131235156

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4597}}^1$

素因数の和:4681

約数の個数: 72

約数和(自身を含む): 363186824

約数和(自身を除く): 231951668

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 61, 78, 117, 122, 156, 183, 234, 244, 366, 468, 549, 732, 793, 1098, 1586, 2196, 2379, 3172, 4597, 4758, 7137, 9194, 9516, 13791, 14274, 18388, 27582, 28548, 41373, 55164, 59761, 82746, 119522, 165492, 179283, 239044, 280417, 358566, 537849, 560834, 717132, 841251, 1075698, 1121668, 1682502, 2151396, 2523753, 3365004, 3645421, 5047506, 7290842, 10095012, 10936263, 14581684, 21872526, 32808789, 43745052, 65617578, 131235156]

約数ペア:

[(1, 131235156), (2, 65617578), (3, 43745052), (4, 32808789), (6, 21872526), (9, 14581684), (12, 10936263), (13, 10095012), (18, 7290842), (26, 5047506), (36, 3645421), (39, 3365004), (52, 2523753), (61, 2151396), (78, 1682502), (117, 1121668), (122, 1075698), (156, 841251), (183, 717132), (234, 560834), (244, 537849), (366, 358566), (468, 280417), (549, 239044), (732, 179283), (793, 165492), (1098, 119522), (1586, 82746), (2196, 59761), (2379, 55164), (3172, 41373), (4597, 28548), (4758, 27582), (7137, 18388), (9194, 14274), (9516, 13791)]