81017781

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1181}}^1\times {\mathrm{1759}}^1$

素因数の和:2956

約数の個数: 16

約数和(自身を含む): 116497920

約数和(自身を除く): 35480139

約数列:

[1, 3, 13, 39, 1181, 1759, 3543, 5277, 15353, 22867, 46059, 68601, 2077379, 6232137, 27005927, 81017781]

約数ペア:

[(1, 81017781), (3, 27005927), (13, 6232137), (39, 2077379), (1181, 68601), (1759, 46059), (3543, 22867), (5277, 15353)]