90242243

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{2473}}^1$

素因数の和:2894

約数の個数: 16

約数和(自身を含む): 111389376

約数和(自身を除く): 21147133

約数列:

[1, 7, 13, 91, 401, 2473, 2807, 5213, 17311, 32149, 36491, 225043, 991673, 6941711, 12891749, 90242243]

約数ペア:

[(1, 90242243), (7, 12891749), (13, 6941711), (91, 991673), (401, 225043), (2473, 36491), (2807, 32149), (5213, 17311)]