16886233

素因数分解:

$7^4\times {\mathrm{13}}^1\times {\mathrm{541}}^1$

素因数の和:582

約数の個数: 20

約数和(自身を含む): 21253988

約数和(自身を除く): 4367755

約数列:

[1, 7, 13, 49, 91, 343, 541, 637, 2401, 3787, 4459, 7033, 26509, 31213, 49231, 185563, 344617, 1298941, 2412319, 16886233]

約数ペア:

[(1, 16886233), (7, 2412319), (13, 1298941), (49, 344617), (91, 185563), (343, 49231), (541, 31213), (637, 26509), (2401, 7033), (3787, 4459)]