2800755

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{571}}^1$

素因数の和:691

約数の個数: 24

約数和(自身を含む): 4907760

約数和(自身を除く): 2107005

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 571, 981, 1635, 1713, 2855, 4905, 5139, 8565, 25695, 62239, 186717, 311195, 560151, 933585, 2800755]

約数ペア:

[(1, 2800755), (3, 933585), (5, 560151), (9, 311195), (15, 186717), (45, 62239), (109, 25695), (327, 8565), (545, 5139), (571, 4905), (981, 2855), (1635, 1713)]