205841205

素因数分解:

$3^2\times 5^1\times {\mathrm{1877}}^1\times {\mathrm{2437}}^1$

素因数の和:4325

約数の個数: 24

約数和(自身を含む): 357127992

約数和(自身を除く): 151286787

約数列:

[1, 3, 5, 9, 15, 45, 1877, 2437, 5631, 7311, 9385, 12185, 16893, 21933, 28155, 36555, 84465, 109665, 4574249, 13722747, 22871245, 41168241, 68613735, 205841205]

約数ペア:

[(1, 205841205), (3, 68613735), (5, 41168241), (9, 22871245), (15, 13722747), (45, 4574249), (1877, 109665), (2437, 84465), (5631, 36555), (7311, 28155), (9385, 21933), (12185, 16893)]