25288389

素因数分解:

$3^3\times 7^1\times {\mathrm{133801}}^1$

素因数の和:133817

約数の個数: 16

約数和(自身を含む): 42816640

約数和(自身を除く): 17528251

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 133801, 401403, 936607, 1204209, 2809821, 3612627, 8429463, 25288389]

約数ペア:

[(1, 25288389), (3, 8429463), (7, 3612627), (9, 2809821), (21, 1204209), (27, 936607), (63, 401403), (189, 133801)]