25987905

素因数分解:

$3^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1181}}^1$

素因数の和:1358

約数の個数: 32

約数和(自身を含む): 46523520

約数和(自身を除く): 20535615

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 163, 489, 815, 1181, 1467, 2445, 3543, 4401, 5905, 7335, 10629, 17715, 22005, 31887, 53145, 159435, 192503, 577509, 962515, 1732527, 2887545, 5197581, 8662635, 25987905]

約数ペア:

[(1, 25987905), (3, 8662635), (5, 5197581), (9, 2887545), (15, 1732527), (27, 962515), (45, 577509), (135, 192503), (163, 159435), (489, 53145), (815, 31887), (1181, 22005), (1467, 17715), (2445, 10629), (3543, 7335), (4401, 5905)]