66015

素因数分解:

$3^4\times 5^1\times {\mathrm{163}}^1$

素因数の和:180

約数の個数: 20

約数和(自身を含む): 119064

約数和(自身を除く): 53049

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 163, 405, 489, 815, 1467, 2445, 4401, 7335, 13203, 22005, 66015]

約数ペア:

[(1, 66015), (3, 22005), (5, 13203), (9, 7335), (15, 4401), (27, 2445), (45, 1467), (81, 815), (135, 489), (163, 405)]