1823157

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{673}}^1$

素因数の和:729

約数の個数: 24

約数和(自身を含む): 3084224

約数和(自身を除く): 1261067

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 673, 903, 2019, 2709, 4711, 6057, 14133, 28939, 42399, 86817, 202573, 260451, 607719, 1823157]

約数ペア:

[(1, 1823157), (3, 607719), (7, 260451), (9, 202573), (21, 86817), (43, 42399), (63, 28939), (129, 14133), (301, 6057), (387, 4711), (673, 2709), (903, 2019)]