1218281736

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{154291}}^1$

素因数の和:154354

約数の個数: 64

約数和(自身を含む): 3554887680

約数和(自身を除く): 2336605944

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 56, 84, 94, 141, 168, 188, 282, 329, 376, 564, 658, 987, 1128, 1316, 1974, 2632, 3948, 7896, 154291, 308582, 462873, 617164, 925746, 1080037, 1234328, 1851492, 2160074, 3240111, 3702984, 4320148, 6480222, 7251677, 8640296, 12960444, 14503354, 21755031, 25920888, 29006708, 43510062, 50761739, 58013416, 87020124, 101523478, 152285217, 174040248, 203046956, 304570434, 406093912, 609140868, 1218281736]

約数ペア:

[(1, 1218281736), (2, 609140868), (3, 406093912), (4, 304570434), (6, 203046956), (7, 174040248), (8, 152285217), (12, 101523478), (14, 87020124), (21, 58013416), (24, 50761739), (28, 43510062), (42, 29006708), (47, 25920888), (56, 21755031), (84, 14503354), (94, 12960444), (141, 8640296), (168, 7251677), (188, 6480222), (282, 4320148), (329, 3702984), (376, 3240111), (564, 2160074), (658, 1851492), (987, 1234328), (1128, 1080037), (1316, 925746), (1974, 617164), (2632, 462873), (3948, 308582), (7896, 154291)]