217951233

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1\times {\mathrm{3727}}^1$

素因数の和:4024

約数の個数: 16

約数和(自身を含む): 295078656

約数和(自身を除く): 77127423

約数列:

[1, 3, 101, 193, 303, 579, 3727, 11181, 19493, 58479, 376427, 719311, 1129281, 2157933, 72650411, 217951233]

約数ペア:

[(1, 217951233), (3, 72650411), (101, 2157933), (193, 1129281), (303, 719311), (579, 376427), (3727, 58479), (11181, 19493)]