40565211

素因数分解:

$3^1\times {\mathrm{43}}^2\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:263

約数の個数: 24

約数和(自身を含む): 56699136

約数和(自身を除く): 16133925

約数列:

[1, 3, 43, 71, 103, 129, 213, 309, 1849, 3053, 4429, 5547, 7313, 9159, 13287, 21939, 131279, 190447, 314459, 393837, 571341, 943377, 13521737, 40565211]

約数ペア:

[(1, 40565211), (3, 13521737), (43, 943377), (71, 571341), (103, 393837), (129, 314459), (213, 190447), (309, 131279), (1849, 21939), (3053, 13287), (4429, 9159), (5547, 7313)]