8128989

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{523}}^1$

素因数の和:697

約数の個数: 24

約数和(自身を含む): 12915552

約数和(自身を除く): 4786563

約数列:

[1, 3, 9, 11, 33, 99, 157, 471, 523, 1413, 1569, 1727, 4707, 5181, 5753, 15543, 17259, 51777, 82111, 246333, 738999, 903221, 2709663, 8128989]

約数ペア:

[(1, 8128989), (3, 2709663), (9, 903221), (11, 738999), (33, 246333), (99, 82111), (157, 51777), (471, 17259), (523, 15543), (1413, 5753), (1569, 5181), (1727, 4707)]