81013239

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{1153}}^1$

素因数の和:1407

約数の個数: 24

約数和(自身を含む): 120856112

約数和(自身を除く): 39842873

約数列:

[1, 3, 9, 37, 111, 211, 333, 633, 1153, 1899, 3459, 7807, 10377, 23421, 42661, 70263, 127983, 243283, 383949, 729849, 2189547, 9001471, 27004413, 81013239]

約数ペア:

[(1, 81013239), (3, 27004413), (9, 9001471), (37, 2189547), (111, 729849), (211, 383949), (333, 243283), (633, 127983), (1153, 70263), (1899, 42661), (3459, 23421), (7807, 10377)]