128528218

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{54323}}^1$

素因数の和:54358

約数の個数: 24

約数和(自身を含む): 238591008

約数和(自身を除く): 110062790

約数列:

[1, 2, 7, 13, 14, 26, 91, 169, 182, 338, 1183, 2366, 54323, 108646, 380261, 706199, 760522, 1412398, 4943393, 9180587, 9886786, 18361174, 64264109, 128528218]

約数ペア:

[(1, 128528218), (2, 64264109), (7, 18361174), (13, 9886786), (14, 9180587), (26, 4943393), (91, 1412398), (169, 760522), (182, 706199), (338, 380261), (1183, 108646), (2366, 54323)]