168521386

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{178141}}^1$

素因数の和:178197

約数の個数: 16

約数和(自身を含む): 282176928

約数和(自身を除く): 113655542

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 178141, 356282, 1959551, 3919102, 7660063, 15320126, 84260693, 168521386]

約数ペア:

[(1, 168521386), (2, 84260693), (11, 15320126), (22, 7660063), (43, 3919102), (86, 1959551), (473, 356282), (946, 178141)]