397401366958

素因数分解:

$2^1\times {\mathrm{487}}^1\times {\mathrm{9629}}^1\times {\mathrm{42373}}^1$

素因数の和:52491

約数の個数: 16

約数和(自身を含む): 597402211680

約数和(自身を除く): 200000844722

約数列:

[1, 2, 487, 974, 9629, 19258, 42373, 84746, 4689323, 9378646, 20635651, 41271302, 408009617, 816019234, 198700683479, 397401366958]

約数ペア:

[(1, 397401366958), (2, 198700683479), (487, 816019234), (974, 408009617), (9629, 41271302), (19258, 20635651), (42373, 9378646), (84746, 4689323)]