285213978

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1093}}^1$

素因数の和:1236

約数の個数: 96

約数和(自身を含む): 750921600

約数和(自身を除く): 465707622

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 109, 114, 126, 133, 171, 218, 266, 327, 342, 399, 654, 763, 798, 981, 1093, 1197, 1526, 1962, 2071, 2186, 2289, 2394, 3279, 4142, 4578, 6213, 6558, 6867, 7651, 9837, 12426, 13734, 14497, 15302, 18639, 19674, 20767, 22953, 28994, 37278, 41534, 43491, 45906, 62301, 68859, 86982, 119137, 124602, 130473, 137718, 145369, 186903, 238274, 260946, 290738, 357411, 373806, 436107, 714822, 833959, 872214, 1072233, 1308321, 1667918, 2144466, 2263603, 2501877, 2616642, 4527206, 5003754, 6790809, 7505631, 13581618, 15011262, 15845221, 20372427, 31690442, 40744854, 47535663, 95071326, 142606989, 285213978]

約数ペア:

[(1, 285213978), (2, 142606989), (3, 95071326), (6, 47535663), (7, 40744854), (9, 31690442), (14, 20372427), (18, 15845221), (19, 15011262), (21, 13581618), (38, 7505631), (42, 6790809), (57, 5003754), (63, 4527206), (109, 2616642), (114, 2501877), (126, 2263603), (133, 2144466), (171, 1667918), (218, 1308321), (266, 1072233), (327, 872214), (342, 833959), (399, 714822), (654, 436107), (763, 373806), (798, 357411), (981, 290738), (1093, 260946), (1197, 238274), (1526, 186903), (1962, 145369), (2071, 137718), (2186, 130473), (2289, 124602), (2394, 119137), (3279, 86982), (4142, 68859), (4578, 62301), (6213, 45906), (6558, 43491), (6867, 41534), (7651, 37278), (9837, 28994), (12426, 22953), (13734, 20767), (14497, 19674), (15302, 18639)]