12339729

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 19111680

約数和(自身を除く): 6771951

約数列:

[1, 3, 9, 27, 41, 71, 123, 157, 213, 369, 471, 639, 1107, 1413, 1917, 2911, 4239, 6437, 8733, 11147, 19311, 26199, 33441, 57933, 78597, 100323, 173799, 300969, 457027, 1371081, 4113243, 12339729]

約数ペア:

[(1, 12339729), (3, 4113243), (9, 1371081), (27, 457027), (41, 300969), (71, 173799), (123, 100323), (157, 78597), (213, 57933), (369, 33441), (471, 26199), (639, 19311), (1107, 11147), (1413, 8733), (1917, 6437), (2911, 4239)]