25284609

素因数分解:

$3^3\times 7^1\times {\mathrm{133781}}^1$

素因数の和:133797

約数の個数: 16

約数和(自身を含む): 42810240

約数和(自身を除く): 17525631

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 133781, 401343, 936467, 1204029, 2809401, 3612087, 8428203, 25284609]

約数ペア:

[(1, 25284609), (3, 8428203), (7, 3612087), (9, 2809401), (21, 1204029), (27, 936467), (63, 401343), (189, 133781)]