66778929

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{1103}}^1$

素因数の和:1178

約数の個数: 36

約数和(自身を含む): 114012288

約数和(自身を除く): 47233359

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 961, 1103, 1953, 2883, 3309, 6727, 7721, 8649, 9927, 20181, 23163, 34193, 60543, 69489, 102579, 239351, 307737, 718053, 1059983, 2154159, 3179949, 7419881, 9539847, 22259643, 66778929]

約数ペア:

[(1, 66778929), (3, 22259643), (7, 9539847), (9, 7419881), (21, 3179949), (31, 2154159), (63, 1059983), (93, 718053), (217, 307737), (279, 239351), (651, 102579), (961, 69489), (1103, 60543), (1953, 34193), (2883, 23163), (3309, 20181), (6727, 9927), (7721, 8649)]