81610474

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{86269}}^1$

素因数の和:86325

約数の個数: 16

約数和(自身を含む): 136651680

約数和(自身を除く): 55041206

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 86269, 172538, 948959, 1897918, 3709567, 7419134, 40805237, 81610474]

約数ペア:

[(1, 81610474), (2, 40805237), (11, 7419134), (22, 3709567), (43, 1897918), (86, 948959), (473, 172538), (946, 86269)]