31125913

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{317}}^1$

素因数の和:433

約数の個数: 24

約数和(自身を含む): 39106368

約数和(自身を除く): 7980455

約数列:

[1, 7, 13, 83, 91, 169, 317, 581, 1079, 1183, 2219, 4121, 7553, 14027, 26311, 28847, 53573, 98189, 184177, 342043, 375011, 2394301, 4446559, 31125913]

約数ペア:

[(1, 31125913), (7, 4446559), (13, 2394301), (83, 375011), (91, 342043), (169, 184177), (317, 98189), (581, 53573), (1079, 28847), (1183, 26311), (2219, 14027), (4121, 7553)]