81573453

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{839}}^1$

素因数の和:1138

約数の個数: 32

約数和(自身を含む): 130771200

約数和(自身を除く): 49197747

約数列:

[1, 3, 9, 13, 27, 39, 117, 277, 351, 831, 839, 2493, 2517, 3601, 7479, 7551, 10803, 10907, 22653, 32409, 32721, 97227, 98163, 232403, 294489, 697209, 2091627, 3021239, 6274881, 9063717, 27191151, 81573453]

約数ペア:

[(1, 81573453), (3, 27191151), (9, 9063717), (13, 6274881), (27, 3021239), (39, 2091627), (117, 697209), (277, 294489), (351, 232403), (831, 98163), (839, 97227), (2493, 32721), (2517, 32409), (3601, 22653), (7479, 10907), (7551, 10803)]