25220489

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3643}}^1$

素因数の和:3716

約数の個数: 16

約数和(自身を含む): 30784512

約数和(自身を除く): 5564023

約数列:

[1, 7, 23, 43, 161, 301, 989, 3643, 6923, 25501, 83789, 156649, 586523, 1096543, 3602927, 25220489]

約数ペア:

[(1, 25220489), (7, 3602927), (23, 1096543), (43, 586523), (161, 156649), (301, 83789), (989, 25501), (3643, 6923)]