68266287

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:468

約数の個数: 32

約数和(自身を含む): 103680000

約数和(自身を除く): 35413713

約数列:

[1, 3, 9, 27, 71, 149, 213, 239, 447, 639, 717, 1341, 1917, 2151, 4023, 6453, 10579, 16969, 31737, 35611, 50907, 95211, 106833, 152721, 285633, 320499, 458163, 961497, 2528381, 7585143, 22755429, 68266287]

約数ペア:

[(1, 68266287), (3, 22755429), (9, 7585143), (27, 2528381), (71, 961497), (149, 458163), (213, 320499), (239, 285633), (447, 152721), (639, 106833), (717, 95211), (1341, 50907), (1917, 35611), (2151, 31737), (4023, 16969), (6453, 10579)]