2960145

素因数分解:

$3^4\times 5^1\times {\mathrm{7309}}^1$

素因数の和:7326

約数の個数: 20

約数和(自身を含む): 5307060

約数和(自身を除く): 2346915

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 7309, 21927, 36545, 65781, 109635, 197343, 328905, 592029, 986715, 2960145]

約数ペア:

[(1, 2960145), (3, 986715), (5, 592029), (9, 328905), (15, 197343), (27, 109635), (45, 65781), (81, 36545), (135, 21927), (405, 7309)]