164589723

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{20479}}^1$

素因数の和:20551

約数の個数: 24

約数和(自身を含む): 255590400

約数和(自身を除く): 91000677

約数列:

[1, 3, 9, 19, 47, 57, 141, 171, 423, 893, 2679, 8037, 20479, 61437, 184311, 389101, 962513, 1167303, 2887539, 3501909, 8662617, 18287747, 54863241, 164589723]

約数ペア:

[(1, 164589723), (3, 54863241), (9, 18287747), (19, 8662617), (47, 3501909), (57, 2887539), (141, 1167303), (171, 962513), (423, 389101), (893, 184311), (2679, 61437), (8037, 20479)]