325291216

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{431}}^1\times {\mathrm{1097}}^1$

素因数の和:1579

約数の個数: 40

約数和(自身を含む): 646994304

約数和(自身を除く): 321703088

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 431, 688, 862, 1097, 1724, 2194, 3448, 4388, 6896, 8776, 17552, 18533, 37066, 47171, 74132, 94342, 148264, 188684, 296528, 377368, 472807, 754736, 945614, 1891228, 3782456, 7564912, 20330701, 40661402, 81322804, 162645608, 325291216]

約数ペア:

[(1, 325291216), (2, 162645608), (4, 81322804), (8, 40661402), (16, 20330701), (43, 7564912), (86, 3782456), (172, 1891228), (344, 945614), (431, 754736), (688, 472807), (862, 377368), (1097, 296528), (1724, 188684), (2194, 148264), (3448, 94342), (4388, 74132), (6896, 47171), (8776, 37066), (17552, 18533)]