17980287

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{1913}}^1$

素因数の和:2170

約数の個数: 16

約数和(自身を含む): 25938528

約数和(自身を除く): 7958241

約数列:

[1, 3, 13, 39, 241, 723, 1913, 3133, 5739, 9399, 24869, 74607, 461033, 1383099, 5993429, 17980287]

約数ペア:

[(1, 17980287), (3, 5993429), (13, 1383099), (39, 461033), (241, 74607), (723, 24869), (1913, 9399), (3133, 5739)]