80830143

素因数分解:

$3^4\times {\mathrm{113}}^1\times {\mathrm{8831}}^1$

素因数の和:8956

約数の個数: 20

約数和(自身を含む): 121828608

約数和(自身を除く): 40998465

約数列:

[1, 3, 9, 27, 81, 113, 339, 1017, 3051, 8831, 9153, 26493, 79479, 238437, 715311, 997903, 2993709, 8981127, 26943381, 80830143]

約数ペア:

[(1, 80830143), (3, 26943381), (9, 8981127), (27, 2993709), (81, 997903), (113, 715311), (339, 238437), (1017, 79479), (3051, 26493), (8831, 9153)]