490668490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3774373}}^1$

素因数の和:3774393

約数の個数: 16

約数和(自身を含む): 951142248

約数和(自身を除く): 460473758

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 3774373, 7548746, 18871865, 37743730, 49066849, 98133698, 245334245, 490668490]

約数ペア:

[(1, 490668490), (2, 245334245), (5, 98133698), (10, 49066849), (13, 37743730), (26, 18871865), (65, 7548746), (130, 3774373)]