2257801

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{577}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 2848384

約数和(自身を除く): 590583

約数列:

[1, 7, 13, 43, 91, 301, 559, 577, 3913, 4039, 7501, 24811, 52507, 173677, 322543, 2257801]

約数ペア:

[(1, 2257801), (7, 322543), (13, 173677), (43, 52507), (91, 24811), (301, 7501), (559, 4039), (577, 3913)]