209156164

素因数分解:

$2^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{37537}}^1$

素因数の和:37747

約数の個数: 24

約数和(自身を含む): 420425600

約数和(自身を除く): 211269436

約数列:

[1, 2, 4, 7, 14, 28, 199, 398, 796, 1393, 2786, 5572, 37537, 75074, 150148, 262759, 525518, 1051036, 7469863, 14939726, 29879452, 52289041, 104578082, 209156164]

約数ペア:

[(1, 209156164), (2, 104578082), (4, 52289041), (7, 29879452), (14, 14939726), (28, 7469863), (199, 1051036), (398, 525518), (796, 262759), (1393, 150148), (2786, 75074), (5572, 37537)]