78111423

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{1549}}^1$

素因数の和:1999

約数の個数: 24

約数和(自身を含む): 121867200

約数和(自身を除く): 43755777

約数列:

[1, 3, 9, 13, 39, 117, 431, 1293, 1549, 3879, 4647, 5603, 13941, 16809, 20137, 50427, 60411, 181233, 667619, 2002857, 6008571, 8679047, 26037141, 78111423]

約数ペア:

[(1, 78111423), (3, 26037141), (9, 8679047), (13, 6008571), (39, 2002857), (117, 667619), (431, 181233), (1293, 60411), (1549, 50427), (3879, 20137), (4647, 16809), (5603, 13941)]