81244389

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{523}}^1\times {\mathrm{977}}^1$

素因数の和:1556

約数の個数: 16

約数和(自身を含む): 110693952

約数和(自身を除く): 29449563

約数列:

[1, 3, 53, 159, 523, 977, 1569, 2931, 27719, 51781, 83157, 155343, 510971, 1532913, 27081463, 81244389]

約数ペア:

[(1, 81244389), (3, 27081463), (53, 1532913), (159, 510971), (523, 155343), (977, 83157), (1569, 51781), (2931, 27719)]