426489021

素因数分解:

$3^2\times 7^1\times {\mathrm{1723}}^1\times {\mathrm{3929}}^1$

素因数の和:5665

約数の個数: 24

約数和(自身を含む): 704633280

約数和(自身を除く): 278144259

約数列:

[1, 3, 7, 9, 21, 63, 1723, 3929, 5169, 11787, 12061, 15507, 27503, 35361, 36183, 82509, 108549, 247527, 6769667, 20309001, 47387669, 60927003, 142163007, 426489021]

約数ペア:

[(1, 426489021), (3, 142163007), (7, 60927003), (9, 47387669), (21, 20309001), (63, 6769667), (1723, 247527), (3929, 108549), (5169, 82509), (11787, 36183), (12061, 35361), (15507, 27503)]