54488781

素因数分解:

$3^4\times {\mathrm{163}}^1\times {\mathrm{4127}}^1$

素因数の和:4302

約数の個数: 20

約数和(自身を含む): 81916032

約数和(自身を除く): 27427251

約数列:

[1, 3, 9, 27, 81, 163, 489, 1467, 4127, 4401, 12381, 13203, 37143, 111429, 334287, 672701, 2018103, 6054309, 18162927, 54488781]

約数ペア:

[(1, 54488781), (3, 18162927), (9, 6054309), (27, 2018103), (81, 672701), (163, 334287), (489, 111429), (1467, 37143), (4127, 13203), (4401, 12381)]