28110089

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1987}}^1$

素因数の和:2084

約数の個数: 16

約数和(自身を含む): 33589248

約数和(自身を除く): 5479159

約数列:

[1, 7, 43, 47, 301, 329, 1987, 2021, 13909, 14147, 85441, 93389, 598087, 653723, 4015727, 28110089]

約数ペア:

[(1, 28110089), (7, 4015727), (43, 653723), (47, 598087), (301, 93389), (329, 85441), (1987, 14147), (2021, 13909)]