81552424

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{237071}}^1$

素因数の和:237120

約数の個数: 16

約数和(自身を含む): 156467520

約数和(自身を除く): 74915096

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 237071, 474142, 948284, 1896568, 10194053, 20388106, 40776212, 81552424]

約数ペア:

[(1, 81552424), (2, 40776212), (4, 20388106), (8, 10194053), (43, 1896568), (86, 948284), (172, 474142), (344, 237071)]