206521179

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{907}}^1\times {\mathrm{1069}}^1$

素因数の和:2050

約数の個数: 16

約数和(自身を含む): 279809280

約数和(自身を除く): 73288101

約数列:

[1, 3, 71, 213, 907, 1069, 2721, 3207, 64397, 75899, 193191, 227697, 969583, 2908749, 68840393, 206521179]

約数ペア:

[(1, 206521179), (3, 68840393), (71, 2908749), (213, 969583), (907, 227697), (1069, 193191), (2721, 75899), (3207, 64397)]