11940369

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1889}}^1$

素因数の和:1949

約数の個数: 24

約数和(自身を含む): 18960480

約数和(自身を除く): 7020111

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 1889, 2107, 5667, 6321, 13223, 39669, 81227, 92561, 243681, 277683, 568589, 1705767, 3980123, 11940369]

約数ペア:

[(1, 11940369), (3, 3980123), (7, 1705767), (21, 568589), (43, 277683), (49, 243681), (129, 92561), (147, 81227), (301, 39669), (903, 13223), (1889, 6321), (2107, 5667)]