205428372

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{398117}}^1$

素因数の和:398167

約数の個数: 24

約数和(自身を含む): 490481376

約数和(自身を除く): 285053004

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 398117, 796234, 1194351, 1592468, 2388702, 4777404, 17119031, 34238062, 51357093, 68476124, 102714186, 205428372]

約数ペア:

[(1, 205428372), (2, 102714186), (3, 68476124), (4, 51357093), (6, 34238062), (12, 17119031), (43, 4777404), (86, 2388702), (129, 1592468), (172, 1194351), (258, 796234), (516, 398117)]