211976391

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{53087}}^1$

素因数の和:53123

約数の個数: 16

約数和(自身を含む): 310883328

約数和(自身を除く): 98906937

約数列:

[1, 3, 11, 33, 121, 363, 1331, 3993, 53087, 159261, 583957, 1751871, 6423527, 19270581, 70658797, 211976391]

約数ペア:

[(1, 211976391), (3, 70658797), (11, 19270581), (33, 6423527), (121, 1751871), (363, 583957), (1331, 159261), (3993, 53087)]