77889896

素因数分解:

$2^3\times 7^1\times {\mathrm{1390891}}^1$

素因数の和:1390904

約数の個数: 16

約数和(自身を含む): 166907040

約数和(自身を除く): 89017144

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1390891, 2781782, 5563564, 9736237, 11127128, 19472474, 38944948, 77889896]

約数ペア:

[(1, 77889896), (2, 38944948), (4, 19472474), (7, 11127128), (8, 9736237), (14, 5563564), (28, 2781782), (56, 1390891)]