68520874

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1\times {\mathrm{1609}}^1$

素因数の和:1917

約数の個数: 16

約数和(自身を含む): 104328000

約数和(自身を除く): 35807126

約数列:

[1, 2, 107, 199, 214, 398, 1609, 3218, 21293, 42586, 172163, 320191, 344326, 640382, 34260437, 68520874]

約数ペア:

[(1, 68520874), (2, 34260437), (107, 640382), (199, 344326), (214, 320191), (398, 172163), (1609, 42586), (3218, 21293)]