86666841

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{14657}}^1$

素因数の和:14742

約数の個数: 20

約数和(自身を含む): 131247732

約数和(自身を除く): 44580891

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 5913, 14657, 43971, 131913, 395739, 1069961, 1187217, 3209883, 9629649, 28888947, 86666841]

約数ペア:

[(1, 86666841), (3, 28888947), (9, 9629649), (27, 3209883), (73, 1187217), (81, 1069961), (219, 395739), (657, 131913), (1971, 43971), (5913, 14657)]