27728281

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{709}}^1$

素因数の和:904

約数の個数: 16

約数和(自身を含む): 32807680

約数和(自身を除く): 5079399

約数列:

[1, 7, 37, 151, 259, 709, 1057, 4963, 5587, 26233, 39109, 107059, 183631, 749413, 3961183, 27728281]

約数ペア:

[(1, 27728281), (7, 3961183), (37, 749413), (151, 183631), (259, 107059), (709, 39109), (1057, 26233), (4963, 5587)]