12660963

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{2003}}^1$

素因数の和:2063

約数の個数: 24

約数和(自身を含む): 20104128

約数和(自身を除く): 7443165

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 2003, 2107, 6009, 6321, 14021, 42063, 86129, 98147, 258387, 294441, 602903, 1808709, 4220321, 12660963]

約数ペア:

[(1, 12660963), (3, 4220321), (7, 1808709), (21, 602903), (43, 294441), (49, 258387), (129, 98147), (147, 86129), (301, 42063), (903, 14021), (2003, 6321), (2107, 6009)]