129025318

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1\times {\mathrm{2531}}^1$

素因数の和:2963

約数の個数: 16

約数和(自身を含む): 196888320

約数和(自身を除く): 67863002

約数列:

[1, 2, 71, 142, 359, 718, 2531, 5062, 25489, 50978, 179701, 359402, 908629, 1817258, 64512659, 129025318]

約数ペア:

[(1, 129025318), (2, 64512659), (71, 1817258), (142, 908629), (359, 359402), (718, 179701), (2531, 50978), (5062, 25489)]