28186887

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{4649}}^1$

素因数の和:4742

約数の個数: 16

約数和(自身を含む): 39283200

約数和(自身を除く): 11096313

約数列:

[1, 3, 43, 47, 129, 141, 2021, 4649, 6063, 13947, 199907, 218503, 599721, 655509, 9395629, 28186887]

約数ペア:

[(1, 28186887), (3, 9395629), (43, 655509), (47, 599721), (129, 218503), (141, 199907), (2021, 13947), (4649, 6063)]