85422778

素因数分解:

$2^1\times 7^4\times {\mathrm{17789}}^1$

素因数の和:17819

約数の個数: 20

約数和(自身を含む): 149489370

約数和(自身を除く): 64066592

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4802, 17789, 35578, 124523, 249046, 871661, 1743322, 6101627, 12203254, 42711389, 85422778]

約数ペア:

[(1, 85422778), (2, 42711389), (7, 12203254), (14, 6101627), (49, 1743322), (98, 871661), (343, 249046), (686, 124523), (2401, 35578), (4802, 17789)]