128957757

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{607}}^1\times {\mathrm{3079}}^1$

素因数の和:3712

約数の個数: 16

約数和(自身を含む): 179773440

約数和(自身を除く): 50815683

約数列:

[1, 3, 23, 69, 607, 1821, 3079, 9237, 13961, 41883, 70817, 212451, 1868953, 5606859, 42985919, 128957757]

約数ペア:

[(1, 128957757), (3, 42985919), (23, 5606859), (69, 1868953), (607, 212451), (1821, 70817), (3079, 41883), (9237, 13961)]