678983373

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{863}}^1$

素因数の和:1038

約数の個数: 48

約数和(自身を含む): 1067489280

約数和(自身を除く): 388505907

約数列:

[1, 3, 9, 19, 43, 57, 107, 129, 171, 321, 387, 817, 863, 963, 2033, 2451, 2589, 4601, 6099, 7353, 7767, 13803, 16397, 18297, 37109, 41409, 49191, 87419, 92341, 111327, 147573, 262257, 277023, 333981, 705071, 786771, 831069, 1754479, 2115213, 3970663, 5263437, 6345639, 11911989, 15790311, 35735967, 75442597, 226327791, 678983373]

約数ペア:

[(1, 678983373), (3, 226327791), (9, 75442597), (19, 35735967), (43, 15790311), (57, 11911989), (107, 6345639), (129, 5263437), (171, 3970663), (321, 2115213), (387, 1754479), (817, 831069), (863, 786771), (963, 705071), (2033, 333981), (2451, 277023), (2589, 262257), (4601, 147573), (6099, 111327), (7353, 92341), (7767, 87419), (13803, 49191), (16397, 41409), (18297, 37109)]