858245948

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{4951}}^1$

素因数の和:5154

約数の個数: 48

約数和(自身を含む): 1770359808

約数和(自身を除く): 912113860

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 151, 164, 287, 302, 574, 604, 1057, 1148, 2114, 4228, 4951, 6191, 9902, 12382, 19804, 24764, 34657, 43337, 69314, 86674, 138628, 173348, 202991, 405982, 747601, 811964, 1420937, 1495202, 2841874, 2990404, 5233207, 5683748, 10466414, 20932828, 30651641, 61303282, 122606564, 214561487, 429122974, 858245948]

約数ペア:

[(1, 858245948), (2, 429122974), (4, 214561487), (7, 122606564), (14, 61303282), (28, 30651641), (41, 20932828), (82, 10466414), (151, 5683748), (164, 5233207), (287, 2990404), (302, 2841874), (574, 1495202), (604, 1420937), (1057, 811964), (1148, 747601), (2114, 405982), (4228, 202991), (4951, 173348), (6191, 138628), (9902, 86674), (12382, 69314), (19804, 43337), (24764, 34657)]