2420199131

素因数分解:

$7^2\times {\mathrm{2309}}^1\times {\mathrm{21391}}^1$

素因数の和:23714

約数の個数: 12

約数和(自身を含む): 2816684640

約数和(自身を除く): 396485509

約数列:

[1, 7, 49, 2309, 16163, 21391, 113141, 149737, 1048159, 49391819, 345742733, 2420199131]

約数ペア:

[(1, 2420199131), (7, 345742733), (49, 49391819), (2309, 1048159), (16163, 149737), (21391, 113141)]