81761493

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{9871}}^1$

素因数の和:10136

約数の個数: 16

約数和(自身を含む): 119411712

約数和(自身を除く): 37650219

約数列:

[1, 3, 11, 33, 251, 753, 2761, 8283, 9871, 29613, 108581, 325743, 2477621, 7432863, 27253831, 81761493]

約数ペア:

[(1, 81761493), (3, 27253831), (11, 7432863), (33, 2477621), (251, 325743), (753, 108581), (2761, 29613), (8283, 9871)]