81794328777

素因数分解:

$3^2\times 7^1\times {\mathrm{653}}^1\times {\mathrm{1988243}}^1$

素因数の和:1988909

約数の個数: 24

約数和(自身を含む): 135232403904

約数和(自身を除く): 53438075127

約数列:

[1, 3, 7, 9, 21, 63, 653, 1959, 4571, 5877, 13713, 41139, 1988243, 5964729, 13917701, 17894187, 41753103, 125259309, 1298322679, 3894968037, 9088258753, 11684904111, 27264776259, 81794328777]

約数ペア:

[(1, 81794328777), (3, 27264776259), (7, 11684904111), (9, 9088258753), (21, 3894968037), (63, 1298322679), (653, 125259309), (1959, 41753103), (4571, 17894187), (5877, 13917701), (13713, 5964729), (41139, 1988243)]