81990238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1129}}^1\times {\mathrm{3301}}^1$

素因数の和:4443

約数の個数: 16

約数和(自身を含む): 134325360

約数和(自身を除く): 52335122

約数列:

[1, 2, 11, 22, 1129, 2258, 3301, 6602, 12419, 24838, 36311, 72622, 3726829, 7453658, 40995119, 81990238]

約数ペア:

[(1, 81990238), (2, 40995119), (11, 7453658), (22, 3726829), (1129, 72622), (2258, 36311), (3301, 24838), (6602, 12419)]