202489389

素因数分解:

$3^4\times {\mathrm{857}}^1\times {\mathrm{2917}}^1$

素因数の和:3786

約数の個数: 20

約数和(自身を含む): 302940924

約数和(自身を除く): 100451535

約数列:

[1, 3, 9, 27, 81, 857, 2571, 2917, 7713, 8751, 23139, 26253, 69417, 78759, 236277, 2499869, 7499607, 22498821, 67496463, 202489389]

約数ペア:

[(1, 202489389), (3, 67496463), (9, 22498821), (27, 7499607), (81, 2499869), (857, 236277), (2571, 78759), (2917, 69417), (7713, 26253), (8751, 23139)]