4021288

素因数分解:

$2^3\times {\mathrm{409}}^1\times {\mathrm{1229}}^1$

素因数の和:1644

約数の個数: 16

約数和(自身を含む): 7564500

約数和(自身を除く): 3543212

約数列:

[1, 2, 4, 8, 409, 818, 1229, 1636, 2458, 3272, 4916, 9832, 502661, 1005322, 2010644, 4021288]

約数ペア:

[(1, 4021288), (2, 2010644), (4, 1005322), (8, 502661), (409, 9832), (818, 4916), (1229, 3272), (1636, 2458)]