257996255

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{1009}}^1\times {\mathrm{4649}}^1$

素因数の和:5674

約数の個数: 16

約数和(自身を含む): 338148000

約数和(自身を除く): 80151745

約数列:

[1, 5, 11, 55, 1009, 4649, 5045, 11099, 23245, 51139, 55495, 255695, 4690841, 23454205, 51599251, 257996255]

約数ペア:

[(1, 257996255), (5, 51599251), (11, 23454205), (55, 4690841), (1009, 255695), (4649, 55495), (5045, 51139), (11099, 23245)]