87666476

素因数分解:

$2^2\times {\mathrm{809}}^1\times {\mathrm{27091}}^1$

素因数の和:27904

約数の個数: 12

約数和(自身を含む): 153611640

約数和(自身を除く): 65945164

約数列:

[1, 2, 4, 809, 1618, 3236, 27091, 54182, 108364, 21916619, 43833238, 87666476]

約数ペア:

[(1, 87666476), (2, 43833238), (4, 21916619), (809, 108364), (1618, 54182), (3236, 27091)]