1640392817

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{457}}^1\times {\mathrm{13859}}^1$

素因数の和:14360

約数の個数: 16

約数和(自身を含む): 1929755520

約数和(自身を除く): 289362703

約数列:

[1, 7, 37, 259, 457, 3199, 13859, 16909, 97013, 118363, 512783, 3589481, 6333563, 44334941, 234341831, 1640392817]

約数ペア:

[(1, 1640392817), (7, 234341831), (37, 44334941), (259, 6333563), (457, 3589481), (3199, 512783), (13859, 118363), (16909, 97013)]