200807721

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{673}}^1$

素因数の和:982

約数の個数: 32

約数和(自身を含む): 306049920

約数和(自身を除く): 105242199

約数列:

[1, 3, 9, 27, 43, 129, 257, 387, 673, 771, 1161, 2019, 2313, 6057, 6939, 11051, 18171, 28939, 33153, 86817, 99459, 172961, 260451, 298377, 518883, 781353, 1556649, 4669947, 7437323, 22311969, 66935907, 200807721]

約数ペア:

[(1, 200807721), (3, 66935907), (9, 22311969), (27, 7437323), (43, 4669947), (129, 1556649), (257, 781353), (387, 518883), (673, 298377), (771, 260451), (1161, 172961), (2019, 99459), (2313, 86817), (6057, 33153), (6939, 28939), (11051, 18171)]