217420522

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1\times {\mathrm{709}}^1$

素因数の和:1038

約数の個数: 32

約数和(自身を含む): 364383360

約数和(自身を除く): 146962838

約数列:

[1, 2, 11, 22, 53, 106, 263, 526, 583, 709, 1166, 1418, 2893, 5786, 7799, 13939, 15598, 27878, 37577, 75154, 153329, 186467, 306658, 372934, 413347, 826694, 2051137, 4102274, 9882751, 19765502, 108710261, 217420522]

約数ペア:

[(1, 217420522), (2, 108710261), (11, 19765502), (22, 9882751), (53, 4102274), (106, 2051137), (263, 826694), (526, 413347), (583, 372934), (709, 306658), (1166, 186467), (1418, 153329), (2893, 75154), (5786, 37577), (7799, 27878), (13939, 15598)]