2660121

素因数分解:

$3^6\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:148

約数の個数: 28

約数和(自身を含む): 4131540

約数和(自身を除く): 1471419

約数列:

[1, 3, 9, 27, 41, 81, 89, 123, 243, 267, 369, 729, 801, 1107, 2403, 3321, 3649, 7209, 9963, 10947, 21627, 29889, 32841, 64881, 98523, 295569, 886707, 2660121]

約数ペア:

[(1, 2660121), (3, 886707), (9, 295569), (27, 98523), (41, 64881), (81, 32841), (89, 29889), (123, 21627), (243, 10947), (267, 9963), (369, 7209), (729, 3649), (801, 3321), (1107, 2403)]