28520401

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{44773}}^1$

素因数の和:44800

約数の個数: 12

約数和(自身を含む): 35729652

約数和(自身を除く): 7209251

約数列:

[1, 7, 13, 49, 91, 637, 44773, 313411, 582049, 2193877, 4074343, 28520401]

約数ペア:

[(1, 28520401), (7, 4074343), (13, 2193877), (49, 582049), (91, 313411), (637, 44773)]