685327959

素因数分解:

$3^4\times {\mathrm{239}}^1\times {\mathrm{35401}}^1$

素因数の和:35652

約数の個数: 20

約数和(自身を含む): 1028074080

約数和(自身を除く): 342746121

約数列:

[1, 3, 9, 27, 81, 239, 717, 2151, 6453, 19359, 35401, 106203, 318609, 955827, 2867481, 8460839, 25382517, 76147551, 228442653, 685327959]

約数ペア:

[(1, 685327959), (3, 228442653), (9, 76147551), (27, 25382517), (81, 8460839), (239, 2867481), (717, 955827), (2151, 318609), (6453, 106203), (19359, 35401)]