55128681

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{7823}}^1$

素因数の和:7867

約数の個数: 24

約数和(自身を含む): 85438080

約数和(自身を除く): 30309399

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 783, 2349, 7047, 7823, 23469, 70407, 211221, 226867, 633663, 680601, 1900989, 2041803, 6125409, 18376227, 55128681]

約数ペア:

[(1, 55128681), (3, 18376227), (9, 6125409), (27, 2041803), (29, 1900989), (81, 680601), (87, 633663), (243, 226867), (261, 211221), (783, 70407), (2349, 23469), (7047, 7823)]