56720174

素因数分解:

$2^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{20359}}^1$

素因数の和:20567

約数の個数: 16

約数和(自身を含む): 97728000

約数和(自身を除く): 41007826

約数列:

[1, 2, 7, 14, 199, 398, 1393, 2786, 20359, 40718, 142513, 285026, 4051441, 8102882, 28360087, 56720174]

約数ペア:

[(1, 56720174), (2, 28360087), (7, 8102882), (14, 4051441), (199, 285026), (398, 142513), (1393, 40718), (2786, 20359)]