71320389

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{199777}}^1$

素因数の和:199804

約数の個数: 16

約数和(自身を含む): 115072128

約数和(自身を除く): 43751739

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 199777, 599331, 1398439, 3396209, 4195317, 10188627, 23773463, 71320389]

約数ペア:

[(1, 71320389), (3, 23773463), (7, 10188627), (17, 4195317), (21, 3396209), (51, 1398439), (119, 599331), (357, 199777)]