28920429

素因数分解:

$3^3\times {\mathrm{113}}^1\times {\mathrm{9479}}^1$

素因数の和:9601

約数の個数: 16

約数和(自身を含む): 43228800

約数和(自身を除く): 14308371

約数列:

[1, 3, 9, 27, 113, 339, 1017, 3051, 9479, 28437, 85311, 255933, 1071127, 3213381, 9640143, 28920429]

約数ペア:

[(1, 28920429), (3, 9640143), (9, 3213381), (27, 1071127), (113, 255933), (339, 85311), (1017, 28437), (3051, 9479)]