668223562

素因数分解:

$2^1\times {\mathrm{67}}^2\times {\mathrm{263}}^1\times {\mathrm{283}}^1$

素因数の和:682

約数の個数: 24

約数和(自身を含む): 1024996896

約数和(自身を除く): 356773334

約数列:

[1, 2, 67, 134, 263, 283, 526, 566, 4489, 8978, 17621, 18961, 35242, 37922, 74429, 148858, 1180607, 1270387, 2361214, 2540774, 4986743, 9973486, 334111781, 668223562]

約数ペア:

[(1, 668223562), (2, 334111781), (67, 9973486), (134, 4986743), (263, 2540774), (283, 2361214), (526, 1270387), (566, 1180607), (4489, 148858), (8978, 74429), (17621, 37922), (18961, 35242)]