206508909

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{431}}^1\times {\mathrm{2707}}^1$

素因数の和:3200

約数の個数: 16

約数和(自身を含む): 280765440

約数和(自身を除く): 74256531

約数列:

[1, 3, 59, 177, 431, 1293, 2707, 8121, 25429, 76287, 159713, 479139, 1166717, 3500151, 68836303, 206508909]

約数ペア:

[(1, 206508909), (3, 68836303), (59, 3500151), (177, 1166717), (431, 479139), (1293, 159713), (2707, 76287), (8121, 25429)]