1291267953

素因数分解:

$3^3\times {\mathrm{1087}}^1\times {\mathrm{43997}}^1$

素因数の和:45093

約数の個数: 16

約数和(自身を含む): 1914792960

約数和(自身を除く): 623525007

約数列:

[1, 3, 9, 27, 1087, 3261, 9783, 29349, 43997, 131991, 395973, 1187919, 47824739, 143474217, 430422651, 1291267953]

約数ペア:

[(1, 1291267953), (3, 430422651), (9, 143474217), (27, 47824739), (1087, 1187919), (3261, 395973), (9783, 131991), (29349, 43997)]