78943291

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{28843}}^1$

素因数の和:28890

約数の個数: 16

約数和(自身を含む): 99684864

約数和(自身を除く): 20741573

約数列:

[1, 7, 17, 23, 119, 161, 391, 2737, 28843, 201901, 490331, 663389, 3432317, 4643723, 11277613, 78943291]

約数ペア:

[(1, 78943291), (7, 11277613), (17, 4643723), (23, 3432317), (119, 663389), (161, 490331), (391, 201901), (2737, 28843)]