2008145783

素因数分解:

$7^2\times {\mathrm{103}}^2\times {\mathrm{3863}}^1$

素因数の和:4083

約数の個数: 18

約数和(自身を含む): 2359516824

約数和(自身を除く): 351371041

約数列:

[1, 7, 49, 103, 721, 3863, 5047, 10609, 27041, 74263, 189287, 397889, 519841, 2785223, 19496561, 40982567, 286877969, 2008145783]

約数ペア:

[(1, 2008145783), (7, 286877969), (49, 40982567), (103, 19496561), (721, 2785223), (3863, 519841), (5047, 397889), (10609, 189287), (27041, 74263)]