128634331

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{7757}}^1$

素因数の和:7890

約数の個数: 16

約数和(自身を含む): 154911744

約数和(自身を除く): 26277413

約数列:

[1, 7, 23, 103, 161, 721, 2369, 7757, 16583, 54299, 178411, 798971, 1248877, 5592797, 18376333, 128634331]

約数ペア:

[(1, 128634331), (7, 18376333), (23, 5592797), (103, 1248877), (161, 798971), (721, 178411), (2369, 54299), (7757, 16583)]