91313131

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{7219}}^1$

素因数の和:7378

約数の個数: 16

約数和(自身を含む): 113209600

約数和(自身を除く): 21896469

約数列:

[1, 7, 13, 91, 139, 973, 1807, 7219, 12649, 50533, 93847, 656929, 1003441, 7024087, 13044733, 91313131]

約数ペア:

[(1, 91313131), (7, 13044733), (13, 7024087), (91, 1003441), (139, 656929), (973, 93847), (1807, 50533), (7219, 12649)]