80913826

素因数分解:

$2^1\times 7^1\times {\mathrm{1471}}^1\times {\mathrm{3929}}^1$

素因数の和:5409

約数の個数: 16

約数和(自身を含む): 138839040

約数和(自身を除く): 57925214

約数列:

[1, 2, 7, 14, 1471, 2942, 3929, 7858, 10297, 20594, 27503, 55006, 5779559, 11559118, 40456913, 80913826]

約数ペア:

[(1, 80913826), (2, 40456913), (7, 11559118), (14, 5779559), (1471, 55006), (2942, 27503), (3929, 20594), (7858, 10297)]