128971701

素因数分解:

$3^2\times {\mathrm{107}}^1\times {\mathrm{199}}^1\times {\mathrm{673}}^1$

素因数の和:985

約数の個数: 24

約数和(自身を含む): 189259200

約数和(自身を除く): 60287499

約数列:

[1, 3, 9, 107, 199, 321, 597, 673, 963, 1791, 2019, 6057, 21293, 63879, 72011, 133927, 191637, 216033, 401781, 648099, 1205343, 14330189, 42990567, 128971701]

約数ペア:

[(1, 128971701), (3, 42990567), (9, 14330189), (107, 1205343), (199, 648099), (321, 401781), (597, 216033), (673, 191637), (963, 133927), (1791, 72011), (2019, 63879), (6057, 21293)]