16641121

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2521}}^1$

素因数の和:2592

約数の個数: 16

約数和(自身を含む): 20337408

約数和(自身を除く): 3696287

約数列:

[1, 7, 23, 41, 161, 287, 943, 2521, 6601, 17647, 57983, 103361, 405881, 723527, 2377303, 16641121]

約数ペア:

[(1, 16641121), (7, 2377303), (23, 723527), (41, 405881), (161, 103361), (287, 57983), (943, 17647), (2521, 6601)]