81329426

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{41117}}^1$

素因数の和:41185

約数の個数: 16

約数和(自身を含む): 130261824

約数和(自身を除く): 48932398

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 41117, 82234, 945691, 1768031, 1891382, 3536062, 40664713, 81329426]

約数ペア:

[(1, 81329426), (2, 40664713), (23, 3536062), (43, 1891382), (46, 1768031), (86, 945691), (989, 82234), (1978, 41117)]