8490393

素因数分解:

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

素因数の和:226

約数の個数: 32

約数和(自身を含む): 13178880

約数和(自身を除く): 4688487

約数列:

[1, 3, 9, 27, 43, 71, 103, 129, 213, 309, 387, 639, 927, 1161, 1917, 2781, 3053, 4429, 7313, 9159, 13287, 21939, 27477, 39861, 65817, 82431, 119583, 197451, 314459, 943377, 2830131, 8490393]

約数ペア:

[(1, 8490393), (3, 2830131), (9, 943377), (27, 314459), (43, 197451), (71, 119583), (103, 82431), (129, 65817), (213, 39861), (309, 27477), (387, 21939), (639, 13287), (927, 9159), (1161, 7313), (1917, 4429), (2781, 3053)]