208691433

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{626701}}^1$

素因数の和:626744

約数の個数: 12

約数和(自身を含む): 309590788

約数和(自身を除く): 100899355

約数列:

[1, 3, 9, 37, 111, 333, 626701, 1880103, 5640309, 23187937, 69563811, 208691433]

約数ペア:

[(1, 208691433), (3, 69563811), (9, 23187937), (37, 5640309), (111, 1880103), (333, 626701)]