81751059

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{823}}^1$

素因数の和:1128

約数の個数: 32

約数和(自身を含む): 131048960

約数和(自身を除く): 49297901

約数列:

[1, 3, 9, 13, 27, 39, 117, 283, 351, 823, 849, 2469, 2547, 3679, 7407, 7641, 10699, 11037, 22221, 32097, 33111, 96291, 99333, 232909, 288873, 698727, 2096181, 3027817, 6288543, 9083451, 27250353, 81751059]

約数ペア:

[(1, 81751059), (3, 27250353), (9, 9083451), (13, 6288543), (27, 3027817), (39, 2096181), (117, 698727), (283, 288873), (351, 232909), (823, 99333), (849, 96291), (2469, 33111), (2547, 32097), (3679, 22221), (7407, 11037), (7641, 10699)]