25647489

素因数分解:

$3^3\times 7^1\times {\mathrm{135701}}^1$

素因数の和:135717

約数の個数: 16

約数和(自身を含む): 43424640

約数和(自身を除く): 17777151

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 135701, 407103, 949907, 1221309, 2849721, 3663927, 8549163, 25647489]

約数ペア:

[(1, 25647489), (3, 8549163), (7, 3663927), (9, 2849721), (21, 1221309), (27, 949907), (63, 407103), (189, 135701)]