285198003

素因数分解:

$3^4\times {\mathrm{163}}^1\times {\mathrm{21601}}^1$

素因数の和:21776

約数の個数: 20

約数和(自身を含む): 428670088

約数和(自身を除く): 143472085

約数列:

[1, 3, 9, 27, 81, 163, 489, 1467, 4401, 13203, 21601, 64803, 194409, 583227, 1749681, 3520963, 10562889, 31688667, 95066001, 285198003]

約数ペア:

[(1, 285198003), (3, 95066001), (9, 31688667), (27, 10562889), (81, 3520963), (163, 1749681), (489, 583227), (1467, 194409), (4401, 64803), (13203, 21601)]