2772855

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1433}}^1$

素因数の和:1487

約数の個数: 24

約数和(自身を含む): 4921488

約数和(自身を除く): 2148633

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1433, 1935, 4299, 7165, 12897, 21495, 61619, 64485, 184857, 308095, 554571, 924285, 2772855]

約数ペア:

[(1, 2772855), (3, 924285), (5, 554571), (9, 308095), (15, 184857), (43, 64485), (45, 61619), (129, 21495), (215, 12897), (387, 7165), (645, 4299), (1433, 1935)]