12740077

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{647}}^1$

素因数の和:780

約数の個数: 16

約数和(自身を含む): 15240960

約数和(自身を除く): 2500883

約数列:

[1, 7, 29, 97, 203, 647, 679, 2813, 4529, 18763, 19691, 62759, 131341, 439313, 1820011, 12740077]

約数ペア:

[(1, 12740077), (7, 1820011), (29, 439313), (97, 131341), (203, 62759), (647, 19691), (679, 18763), (2813, 4529)]