127978986

素因数分解:

$2^1\times 3^1\times {\mathrm{277}}^1\times {\mathrm{77003}}^1$

素因数の和:77285

約数の個数: 16

約数和(自身を含む): 256885344

約数和(自身を除く): 128906358

約数列:

[1, 2, 3, 6, 277, 554, 831, 1662, 77003, 154006, 231009, 462018, 21329831, 42659662, 63989493, 127978986]

約数ペア:

[(1, 127978986), (2, 63989493), (3, 42659662), (6, 21329831), (277, 462018), (554, 231009), (831, 154006), (1662, 77003)]