25140609

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{16529}}^1$

素因数の和:16561

約数の個数: 18

約数和(自身を含む): 39324870

約数和(自身を除く): 14184261

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 16529, 49587, 148761, 214877, 644631, 1933893, 2793401, 8380203, 25140609]

約数ペア:

[(1, 25140609), (3, 8380203), (9, 2793401), (13, 1933893), (39, 644631), (117, 214877), (169, 148761), (507, 49587), (1521, 16529)]