216880204

素因数分解:

$2^2\times {\mathrm{311}}^1\times {\mathrm{313}}^1\times {\mathrm{557}}^1$

素因数の和:1185

約数の個数: 24

約数和(自身を含む): 382663008

約数和(自身を除く): 165782804

約数列:

[1, 2, 4, 311, 313, 557, 622, 626, 1114, 1244, 1252, 2228, 97343, 173227, 174341, 194686, 346454, 348682, 389372, 692908, 697364, 54220051, 108440102, 216880204]

約数ペア:

[(1, 216880204), (2, 108440102), (4, 54220051), (311, 697364), (313, 692908), (557, 389372), (622, 348682), (626, 346454), (1114, 194686), (1244, 174341), (1252, 173227), (2228, 97343)]