206864739

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{293}}^1\times {\mathrm{331}}^1$

素因数の和:712

約数の個数: 32

約数和(自身を含む): 312345600

約数和(自身を除く): 105480861

約数列:

[1, 3, 9, 27, 79, 237, 293, 331, 711, 879, 993, 2133, 2637, 2979, 7911, 8937, 23147, 26149, 69441, 78447, 96983, 208323, 235341, 290949, 624969, 706023, 872847, 2618541, 7661657, 22984971, 68954913, 206864739]

約数ペア:

[(1, 206864739), (3, 68954913), (9, 22984971), (27, 7661657), (79, 2618541), (237, 872847), (293, 706023), (331, 624969), (711, 290949), (879, 235341), (993, 208323), (2133, 96983), (2637, 78447), (2979, 69441), (7911, 26149), (8937, 23147)]