331009072

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{41}}^2\times {\mathrm{397}}^1$

素因数の和:518

約数の個数: 60

約数和(自身を含む): 680267968

約数和(自身を除く): 349258896

約数列:

[1, 2, 4, 8, 16, 31, 41, 62, 82, 124, 164, 248, 328, 397, 496, 656, 794, 1271, 1588, 1681, 2542, 3176, 3362, 5084, 6352, 6724, 10168, 12307, 13448, 16277, 20336, 24614, 26896, 32554, 49228, 52111, 65108, 98456, 104222, 130216, 196912, 208444, 260432, 416888, 504587, 667357, 833776, 1009174, 1334714, 2018348, 2669428, 4036696, 5338856, 8073392, 10677712, 20688067, 41376134, 82752268, 165504536, 331009072]

約数ペア:

[(1, 331009072), (2, 165504536), (4, 82752268), (8, 41376134), (16, 20688067), (31, 10677712), (41, 8073392), (62, 5338856), (82, 4036696), (124, 2669428), (164, 2018348), (248, 1334714), (328, 1009174), (397, 833776), (496, 667357), (656, 504587), (794, 416888), (1271, 260432), (1588, 208444), (1681, 196912), (2542, 130216), (3176, 104222), (3362, 98456), (5084, 65108), (6352, 52111), (6724, 49228), (10168, 32554), (12307, 26896), (13448, 24614), (16277, 20336)]