81768366

素因数分解:

$2^1\times 3^4\times {\mathrm{131}}^1\times {\mathrm{3853}}^1$

素因数の和:3998

約数の個数: 40

約数和(自身を含む): 184668264

約数和(自身を除く): 102899898

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 131, 162, 262, 393, 786, 1179, 2358, 3537, 3853, 7074, 7706, 10611, 11559, 21222, 23118, 34677, 69354, 104031, 208062, 312093, 504743, 624186, 1009486, 1514229, 3028458, 4542687, 9085374, 13628061, 27256122, 40884183, 81768366]

約数ペア:

[(1, 81768366), (2, 40884183), (3, 27256122), (6, 13628061), (9, 9085374), (18, 4542687), (27, 3028458), (54, 1514229), (81, 1009486), (131, 624186), (162, 504743), (262, 312093), (393, 208062), (786, 104031), (1179, 69354), (2358, 34677), (3537, 23118), (3853, 21222), (7074, 11559), (7706, 10611)]