71640489

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{2437}}^1$

素因数の和:2720

約数の個数: 16

約数和(自身を含む): 98300160

約数和(自身を除く): 26659671

約数列:

[1, 3, 41, 123, 239, 717, 2437, 7311, 9799, 29397, 99917, 299751, 582443, 1747329, 23880163, 71640489]

約数ペア:

[(1, 71640489), (3, 23880163), (41, 1747329), (123, 582443), (239, 299751), (717, 99917), (2437, 29397), (7311, 9799)]