81365816

素因数分解:

$2^3\times 7^1\times {\mathrm{1452961}}^1$

素因数の和:1452974

約数の個数: 16

約数和(自身を含む): 174355440

約数和(自身を除く): 92989624

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1452961, 2905922, 5811844, 10170727, 11623688, 20341454, 40682908, 81365816]

約数ペア:

[(1, 81365816), (2, 40682908), (4, 20341454), (7, 11623688), (8, 10170727), (14, 5811844), (28, 2905922), (56, 1452961)]