28457613

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{1019}}^1$

素因数の和:1161

約数の個数: 24

約数和(自身を含む): 42962400

約数和(自身を除く): 14504787

約数列:

[1, 3, 9, 29, 87, 107, 261, 321, 963, 1019, 3057, 3103, 9171, 9309, 27927, 29551, 88653, 109033, 265959, 327099, 981297, 3161957, 9485871, 28457613]

約数ペア:

[(1, 28457613), (3, 9485871), (9, 3161957), (29, 981297), (87, 327099), (107, 265959), (261, 109033), (321, 88653), (963, 29551), (1019, 27927), (3057, 9309), (3103, 9171)]