25921971

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{6907}}^1$

素因数の和:7055

約数の個数: 16

約数和(自身を含む): 38684800

約数和(自身を除く): 12762829

約数列:

[1, 3, 9, 27, 139, 417, 1251, 3753, 6907, 20721, 62163, 186489, 960073, 2880219, 8640657, 25921971]

約数ペア:

[(1, 25921971), (3, 8640657), (9, 2880219), (27, 960073), (139, 186489), (417, 62163), (1251, 20721), (3753, 6907)]