28753571

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{2473}}^1$

素因数の和:2642

約数の個数: 16

約数和(自身を含む): 36100608

約数和(自身を除く): 7347037

約数列:

[1, 7, 11, 77, 151, 1057, 1661, 2473, 11627, 17311, 27203, 190421, 373423, 2613961, 4107653, 28753571]

約数ペア:

[(1, 28753571), (7, 4107653), (11, 2613961), (77, 373423), (151, 190421), (1057, 27203), (1661, 17311), (2473, 11627)]