205707212

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{419}}^1\times {\mathrm{883}}^1$

素因数の和:1445

約数の個数: 24

約数和(自身を含む): 363854400

約数和(自身を除く): 158147188

約数列:

[1, 2, 4, 139, 278, 419, 556, 838, 883, 1676, 1766, 3532, 58241, 116482, 122737, 232964, 245474, 369977, 490948, 739954, 1479908, 51426803, 102853606, 205707212]

約数ペア:

[(1, 205707212), (2, 102853606), (4, 51426803), (139, 1479908), (278, 739954), (419, 490948), (556, 369977), (838, 245474), (883, 232964), (1676, 122737), (1766, 116482), (3532, 58241)]