205014411

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{75679}}^1$

素因数の和:75735

約数の個数: 24

約数和(自身を含む): 346311680

約数和(自身を除く): 141297269

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 75679, 227037, 529753, 681111, 1589259, 3254197, 4767777, 9762591, 22779379, 29287773, 68338137, 205014411]

約数ペア:

[(1, 205014411), (3, 68338137), (7, 29287773), (9, 22779379), (21, 9762591), (43, 4767777), (63, 3254197), (129, 1589259), (301, 681111), (387, 529753), (903, 227037), (2709, 75679)]