81516568

素因数分解:

$2^3\times 7^1\times {\mathrm{1455653}}^1$

素因数の和:1455666

約数の個数: 16

約数和(自身を含む): 174678480

約数和(自身を除く): 93161912

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1455653, 2911306, 5822612, 10189571, 11645224, 20379142, 40758284, 81516568]

約数ペア:

[(1, 81516568), (2, 40758284), (4, 20379142), (7, 11645224), (8, 10189571), (14, 5822612), (28, 2911306), (56, 1455653)]