2065005

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{421}}^1$

素因数の和:541

約数の個数: 24

約数和(自身を含む): 3620760

約数和(自身を除く): 1555755

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 421, 545, 981, 1263, 1635, 2105, 3789, 4905, 6315, 18945, 45889, 137667, 229445, 413001, 688335, 2065005]

約数ペア:

[(1, 2065005), (3, 688335), (5, 413001), (9, 229445), (15, 137667), (45, 45889), (109, 18945), (327, 6315), (421, 4905), (545, 3789), (981, 2105), (1263, 1635)]