25472187

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{16747}}^1$

素因数の和:16779

約数の個数: 18

約数和(自身を含む): 39843492

約数和(自身を除く): 14371305

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 16747, 50241, 150723, 217711, 653133, 1959399, 2830243, 8490729, 25472187]

約数ペア:

[(1, 25472187), (3, 8490729), (9, 2830243), (13, 1959399), (39, 653133), (117, 217711), (169, 150723), (507, 50241), (1521, 16747)]