257024042

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{402859}}^1$

素因数の和:402901

約数の個数: 16

約数和(自身を含む): 435088800

約数和(自身を除く): 178064758

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 402859, 805718, 4431449, 8862898, 11682911, 23365822, 128512021, 257024042]

約数ペア:

[(1, 257024042), (2, 128512021), (11, 23365822), (22, 11682911), (29, 8862898), (58, 4431449), (319, 805718), (638, 402859)]