260120385

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{825779}}^1$

素因数の和:825797

約数の個数: 24

約数和(自身を含む): 515286720

約数和(自身を除く): 255166335

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 825779, 2477337, 4128895, 5780453, 7432011, 12386685, 17341359, 28902265, 37160055, 52024077, 86706795, 260120385]

約数ペア:

[(1, 260120385), (3, 86706795), (5, 52024077), (7, 37160055), (9, 28902265), (15, 17341359), (21, 12386685), (35, 7432011), (45, 5780453), (63, 4128895), (105, 2477337), (315, 825779)]