1276437897

素因数分解:

$3^2\times 7^2\times {\mathrm{2894417}}^1$

素因数の和:2894437

約数の個数: 18

約数和(自身を含む): 2144763738

約数和(自身を除く): 868325841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 2894417, 8683251, 20260919, 26049753, 60782757, 141826433, 182348271, 425479299, 1276437897]

約数ペア:

[(1, 1276437897), (3, 425479299), (7, 182348271), (9, 141826433), (21, 60782757), (49, 26049753), (63, 20260919), (147, 8683251), (441, 2894417)]