404651518

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{9769}}^1$

素因数の和:10059

約数の個数: 16

約数和(自身を含む): 615510000

約数和(自身を除く): 210858482

約数列:

[1, 2, 139, 149, 278, 298, 9769, 19538, 20711, 41422, 1357891, 1455581, 2715782, 2911162, 202325759, 404651518]

約数ペア:

[(1, 404651518), (2, 202325759), (139, 2911162), (149, 2715782), (278, 1455581), (298, 1357891), (9769, 41422), (19538, 20711)]