156965513998

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{217403759}}^1$

素因数の和:217403799

約数の個数: 12

約数和(自身を含む): 248492497680

約数和(自身を除く): 91526983682

約数列:

[1, 2, 19, 38, 361, 722, 217403759, 434807518, 4130671421, 8261342842, 78482756999, 156965513998]

約数ペア:

[(1, 156965513998), (2, 78482756999), (19, 8261342842), (38, 4130671421), (361, 434807518), (722, 217403759)]