211666296

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{205103}}^1$

素因数の和:205155

約数の個数: 32

約数和(自身を含む): 541474560

約数和(自身を除く): 329808264

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 205103, 410206, 615309, 820412, 1230618, 1640824, 2461236, 4922472, 8819429, 17638858, 26458287, 35277716, 52916574, 70555432, 105833148, 211666296]

約数ペア:

[(1, 211666296), (2, 105833148), (3, 70555432), (4, 52916574), (6, 35277716), (8, 26458287), (12, 17638858), (24, 8819429), (43, 4922472), (86, 2461236), (129, 1640824), (172, 1230618), (258, 820412), (344, 615309), (516, 410206), (1032, 205103)]