80479413

素因数分解:

$3^7\times 7^2\times {\mathrm{751}}^1$

素因数の和:786

約数の個数: 48

約数和(自身を含む): 140593920

約数和(自身を除く): 60114507

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 729, 751, 1323, 1701, 2187, 2253, 3969, 5103, 5257, 6759, 11907, 15309, 15771, 20277, 35721, 36799, 47313, 60831, 107163, 110397, 141939, 182493, 331191, 425817, 547479, 993573, 1277451, 1642437, 2980719, 3832353, 8942157, 11497059, 26826471, 80479413]

約数ペア:

[(1, 80479413), (3, 26826471), (7, 11497059), (9, 8942157), (21, 3832353), (27, 2980719), (49, 1642437), (63, 1277451), (81, 993573), (147, 547479), (189, 425817), (243, 331191), (441, 182493), (567, 141939), (729, 110397), (751, 107163), (1323, 60831), (1701, 47313), (2187, 36799), (2253, 35721), (3969, 20277), (5103, 15771), (5257, 15309), (6759, 11907)]