640921199

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{11927}}^1$

素因数の和:12082

約数の個数: 16

約数和(自身を含む): 708523200

約数和(自身を除く): 67602001

約数列:

[1, 17, 29, 109, 493, 1853, 3161, 11927, 53737, 202759, 345883, 1300043, 5880011, 22100731, 37701247, 640921199]

約数ペア:

[(1, 640921199), (17, 37701247), (29, 22100731), (109, 5880011), (493, 1300043), (1853, 345883), (3161, 202759), (11927, 53737)]