77921816

素因数分解:

$2^3\times 7^1\times {\mathrm{1391461}}^1$

素因数の和:1391474

約数の個数: 16

約数和(自身を含む): 166975440

約数和(自身を除く): 89053624

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1391461, 2782922, 5565844, 9740227, 11131688, 19480454, 38960908, 77921816]

約数ペア:

[(1, 77921816), (2, 38960908), (4, 19480454), (7, 11131688), (8, 9740227), (14, 5565844), (28, 2782922), (56, 1391461)]