209439009

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{1790077}}^1$

素因数の和:1790096

約数の個数: 12

約数和(自身を含む): 325794196

約数和(自身を除く): 116355187

約数列:

[1, 3, 9, 13, 39, 117, 1790077, 5370231, 16110693, 23271001, 69813003, 209439009]

約数ペア:

[(1, 209439009), (3, 69813003), (9, 23271001), (13, 16110693), (39, 5370231), (117, 1790077)]