28871432

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{457}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 55647000

約数和(自身を除く): 26775568

約数列:

[1, 2, 4, 8, 53, 106, 149, 212, 298, 424, 457, 596, 914, 1192, 1828, 3656, 7897, 15794, 24221, 31588, 48442, 63176, 68093, 96884, 136186, 193768, 272372, 544744, 3608929, 7217858, 14435716, 28871432]

約数ペア:

[(1, 28871432), (2, 14435716), (4, 7217858), (8, 3608929), (53, 544744), (106, 272372), (149, 193768), (212, 136186), (298, 96884), (424, 68093), (457, 63176), (596, 48442), (914, 31588), (1192, 24221), (1828, 15794), (3656, 7897)]