2806605

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1327}}^1$

素因数の和:1385

約数の個数: 24

約数和(自身を含む): 4972032

約数和(自身を除く): 2165427

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 1327, 2115, 3981, 6635, 11943, 19905, 59715, 62369, 187107, 311845, 561321, 935535, 2806605]

約数ペア:

[(1, 2806605), (3, 935535), (5, 561321), (9, 311845), (15, 187107), (45, 62369), (47, 59715), (141, 19905), (235, 11943), (423, 6635), (705, 3981), (1327, 2115)]