12680529

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1609}}^1$

素因数の和:1720

約数の個数: 16

約数和(自身を含む): 17619840

約数和(自身を除く): 4939311

約数列:

[1, 3, 37, 71, 111, 213, 1609, 2627, 4827, 7881, 59533, 114239, 178599, 342717, 4226843, 12680529]

約数ペア:

[(1, 12680529), (3, 4226843), (37, 342717), (71, 178599), (111, 114239), (213, 59533), (1609, 7881), (2627, 4827)]