988869777

素因数分解:

$3^1\times 7^1\times {\mathrm{2381}}^1\times {\mathrm{19777}}^1$

素因数の和:22168

約数の個数: 16

約数和(自身を含む): 1507558272

約数和(自身を除く): 518688495

約数列:

[1, 3, 7, 21, 2381, 7143, 16667, 19777, 50001, 59331, 138439, 415317, 47089037, 141267111, 329623259, 988869777]

約数ペア:

[(1, 988869777), (3, 329623259), (7, 141267111), (21, 47089037), (2381, 415317), (7143, 138439), (16667, 59331), (19777, 50001)]