210988687

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{49331}}^1$

素因数の和:49398

約数の個数: 16

約数和(自身を含む): 265208832

約数和(自身を除く): 54220145

約数列:

[1, 7, 13, 47, 91, 329, 611, 4277, 49331, 345317, 641303, 2318557, 4489121, 16229899, 30141241, 210988687]

約数ペア:

[(1, 210988687), (7, 30141241), (13, 16229899), (47, 4489121), (91, 2318557), (329, 641303), (611, 345317), (4277, 49331)]