25162641

素因数分解:

$3^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1301}}^1$

素因数の和:1621

約数の個数: 24

約数和(自身を含む): 41705664

約数和(自身を除く): 16543023

約数列:

[1, 3, 7, 9, 21, 63, 307, 921, 1301, 2149, 2763, 3903, 6447, 9107, 11709, 19341, 27321, 81963, 399407, 1198221, 2795849, 3594663, 8387547, 25162641]

約数ペア:

[(1, 25162641), (3, 8387547), (7, 3594663), (9, 2795849), (21, 1198221), (63, 399407), (307, 81963), (921, 27321), (1301, 19341), (2149, 11709), (2763, 9107), (3903, 6447)]