810189

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{811}}^1$

素因数の和:857

約数の個数: 16

約数和(自身を含む): 1234240

約数和(自身を除く): 424051

約数列:

[1, 3, 9, 27, 37, 111, 333, 811, 999, 2433, 7299, 21897, 30007, 90021, 270063, 810189]

約数ペア:

[(1, 810189), (3, 270063), (9, 90021), (27, 30007), (37, 21897), (111, 7299), (333, 2433), (811, 999)]