858996918

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{9109}}^1$

素因数の和:9174

約数の個数: 72

約数和(自身を含む): 2080578240

約数和(自身を除く): 1221581322

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 169, 186, 234, 279, 338, 403, 507, 558, 806, 1014, 1209, 1521, 2418, 3042, 3627, 5239, 7254, 9109, 10478, 15717, 18218, 27327, 31434, 47151, 54654, 81981, 94302, 118417, 163962, 236834, 282379, 355251, 564758, 710502, 847137, 1065753, 1539421, 1694274, 2131506, 2541411, 3078842, 3670927, 4618263, 5082822, 7341854, 9236526, 11012781, 13854789, 22025562, 27709578, 33038343, 47722051, 66076686, 95444102, 143166153, 286332306, 429498459, 858996918]

約数ペア:

[(1, 858996918), (2, 429498459), (3, 286332306), (6, 143166153), (9, 95444102), (13, 66076686), (18, 47722051), (26, 33038343), (31, 27709578), (39, 22025562), (62, 13854789), (78, 11012781), (93, 9236526), (117, 7341854), (169, 5082822), (186, 4618263), (234, 3670927), (279, 3078842), (338, 2541411), (403, 2131506), (507, 1694274), (558, 1539421), (806, 1065753), (1014, 847137), (1209, 710502), (1521, 564758), (2418, 355251), (3042, 282379), (3627, 236834), (5239, 163962), (7254, 118417), (9109, 94302), (10478, 81981), (15717, 54654), (18218, 47151), (27327, 31434)]