81015831

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{739}}^1\times {\mathrm{937}}^1$

素因数の和:1695

約数の個数: 24

約数和(自身を含む): 126329840

約数和(自身を除く): 45314009

約数列:

[1, 3, 9, 13, 39, 117, 739, 937, 2217, 2811, 6651, 8433, 9607, 12181, 28821, 36543, 86463, 109629, 692443, 2077329, 6231987, 9001759, 27005277, 81015831]

約数ペア:

[(1, 81015831), (3, 27005277), (9, 9001759), (13, 6231987), (39, 2077329), (117, 692443), (739, 109629), (937, 86463), (2217, 36543), (2811, 28821), (6651, 12181), (8433, 9607)]