51808778

素因数分解:

$2^1\times 7^4\times {\mathrm{10789}}^1$

素因数の和:10819

約数の個数: 20

約数和(自身を含む): 90668370

約数和(自身を除く): 38859592

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4802, 10789, 21578, 75523, 151046, 528661, 1057322, 3700627, 7401254, 25904389, 51808778]

約数ペア:

[(1, 51808778), (2, 25904389), (7, 7401254), (14, 3700627), (49, 1057322), (98, 528661), (343, 151046), (686, 75523), (2401, 21578), (4802, 10789)]