639105982

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{102061}}^1$

素因数の和:102195

約数の個数: 16

約数和(自身を含む): 999391104

約数和(自身を除く): 360285122

約数列:

[1, 2, 31, 62, 101, 202, 3131, 6262, 102061, 204122, 3163891, 6327782, 10308161, 20616322, 319552991, 639105982]

約数ペア:

[(1, 639105982), (2, 319552991), (31, 20616322), (62, 10308161), (101, 6327782), (202, 3163891), (3131, 204122), (6262, 102061)]