28255724

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 58630656

約数和(自身を除く): 30374932

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 151, 163, 164, 287, 302, 326, 574, 604, 652, 1057, 1141, 1148, 2114, 2282, 4228, 4564, 6191, 6683, 12382, 13366, 24613, 24764, 26732, 43337, 46781, 49226, 86674, 93562, 98452, 172291, 173348, 187124, 344582, 689164, 1009133, 2018266, 4036532, 7063931, 14127862, 28255724]

約数ペア:

[(1, 28255724), (2, 14127862), (4, 7063931), (7, 4036532), (14, 2018266), (28, 1009133), (41, 689164), (82, 344582), (151, 187124), (163, 173348), (164, 172291), (287, 98452), (302, 93562), (326, 86674), (574, 49226), (604, 46781), (652, 43337), (1057, 26732), (1141, 24764), (1148, 24613), (2114, 13366), (2282, 12382), (4228, 6683), (4564, 6191)]