128021277

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{4987}}^1$

素因数の和:5232

約数の個数: 16

約数和(自身を含む): 175577600

約数和(自身を除く): 47556323

約数列:

[1, 3, 43, 129, 199, 597, 4987, 8557, 14961, 25671, 214441, 643323, 992413, 2977239, 42673759, 128021277]

約数ペア:

[(1, 128021277), (3, 42673759), (43, 2977239), (129, 992413), (199, 643323), (597, 214441), (4987, 25671), (8557, 14961)]