12688749

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{347}}^1$

素因数の和:609

約数の個数: 24

約数和(自身を含む): 19543680

約数和(自身を除く): 6854931

約数列:

[1, 3, 9, 17, 51, 153, 239, 347, 717, 1041, 2151, 3123, 4063, 5899, 12189, 17697, 36567, 53091, 82933, 248799, 746397, 1409861, 4229583, 12688749]

約数ペア:

[(1, 12688749), (3, 4229583), (9, 1409861), (17, 746397), (51, 248799), (153, 82933), (239, 53091), (347, 36567), (717, 17697), (1041, 12189), (2151, 5899), (3123, 4063)]