401064274

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{811871}}^1$

素因数の和:811905

約数の個数: 16

約数和(自身を含む): 681972480

約数和(自身を除く): 280908206

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 811871, 1623742, 10554323, 15425549, 21108646, 30851098, 200532137, 401064274]

約数ペア:

[(1, 401064274), (2, 200532137), (13, 30851098), (19, 21108646), (26, 15425549), (38, 10554323), (247, 1623742), (494, 811871)]