2389815

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2309}}^1$

素因数の和:2343

約数の個数: 24

約数和(自身を含む): 4324320

約数和(自身を除く): 1934505

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 2309, 6927, 11545, 20781, 34635, 53107, 103905, 159321, 265535, 477963, 796605, 2389815]

約数ペア:

[(1, 2389815), (3, 796605), (5, 477963), (9, 265535), (15, 159321), (23, 103905), (45, 53107), (69, 34635), (115, 20781), (207, 11545), (345, 6927), (1035, 2309)]