80162217

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{14771}}^1$

素因数の和:14850

約数の個数: 20

約数和(自身を含む): 121544016

約数和(自身を除く): 41381799

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 14771, 44313, 132939, 398817, 989657, 1196451, 2968971, 8906913, 26720739, 80162217]

約数ペア:

[(1, 80162217), (3, 26720739), (9, 8906913), (27, 2968971), (67, 1196451), (81, 989657), (201, 398817), (603, 132939), (1809, 44313), (5427, 14771)]