408024981

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{2017}}^1$

素因数の和:2075

約数の個数: 72

約数和(自身を含む): 768131520

約数和(自身を除く): 360106539

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 57, 63, 91, 117, 133, 169, 171, 247, 273, 399, 507, 741, 819, 1183, 1197, 1521, 1729, 2017, 2223, 3211, 3549, 5187, 6051, 9633, 10647, 14119, 15561, 18153, 22477, 26221, 28899, 38323, 42357, 67431, 78663, 114969, 127071, 183547, 202293, 235989, 268261, 340873, 344907, 498199, 550641, 804783, 1022619, 1494597, 1651923, 2386111, 2414349, 3067857, 3487393, 4483791, 6476587, 7158333, 10462179, 19429761, 21474999, 31386537, 45336109, 58289283, 136008327, 408024981]

約数ペア:

[(1, 408024981), (3, 136008327), (7, 58289283), (9, 45336109), (13, 31386537), (19, 21474999), (21, 19429761), (39, 10462179), (57, 7158333), (63, 6476587), (91, 4483791), (117, 3487393), (133, 3067857), (169, 2414349), (171, 2386111), (247, 1651923), (273, 1494597), (399, 1022619), (507, 804783), (741, 550641), (819, 498199), (1183, 344907), (1197, 340873), (1521, 268261), (1729, 235989), (2017, 202293), (2223, 183547), (3211, 127071), (3549, 114969), (5187, 78663), (6051, 67431), (9633, 42357), (10647, 38323), (14119, 28899), (15561, 26221), (18153, 22477)]