205125788

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{178681}}^1$

素因数の和:178733

約数の個数: 24

約数和(自身を含む): 420260064

約数和(自身を除く): 215134276

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 178681, 357362, 714724, 1250767, 2501534, 5003068, 7325921, 14651842, 29303684, 51281447, 102562894, 205125788]

約数ペア:

[(1, 205125788), (2, 102562894), (4, 51281447), (7, 29303684), (14, 14651842), (28, 7325921), (41, 5003068), (82, 2501534), (164, 1250767), (287, 714724), (574, 357362), (1148, 178681)]