30257857

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2647}}^1$

素因数の和:2748

約数の個数: 16

約数和(自身を含む): 36605952

約数和(自身を除く): 6348095

約数列:

[1, 7, 23, 71, 161, 497, 1633, 2647, 11431, 18529, 60881, 187937, 426167, 1315559, 4322551, 30257857]

約数ペア:

[(1, 30257857), (7, 4322551), (23, 1315559), (71, 426167), (161, 187937), (497, 60881), (1633, 18529), (2647, 11431)]