8618974

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:145

約数の個数: 64

約数和(自身を含む): 17418240

約数和(自身を除く): 8799266

約数列:

[1, 2, 7, 13, 14, 23, 26, 29, 46, 58, 71, 91, 142, 161, 182, 203, 299, 322, 377, 406, 497, 598, 667, 754, 923, 994, 1334, 1633, 1846, 2059, 2093, 2639, 3266, 4118, 4186, 4669, 5278, 6461, 8671, 9338, 11431, 12922, 14413, 17342, 21229, 22862, 26767, 28826, 42458, 47357, 53534, 60697, 94714, 121394, 148603, 187369, 297206, 331499, 374738, 615641, 662998, 1231282, 4309487, 8618974]

約数ペア:

[(1, 8618974), (2, 4309487), (7, 1231282), (13, 662998), (14, 615641), (23, 374738), (26, 331499), (29, 297206), (46, 187369), (58, 148603), (71, 121394), (91, 94714), (142, 60697), (161, 53534), (182, 47357), (203, 42458), (299, 28826), (322, 26767), (377, 22862), (406, 21229), (497, 17342), (598, 14413), (667, 12922), (754, 11431), (923, 9338), (994, 8671), (1334, 6461), (1633, 5278), (1846, 4669), (2059, 4186), (2093, 4118), (2639, 3266)]