128777178

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{196907}}^1$

素因数の和:197021

約数の個数: 16

約数和(自身を含む): 259918560

約数和(自身を除く): 131141382

約数列:

[1, 2, 3, 6, 109, 218, 327, 654, 196907, 393814, 590721, 1181442, 21462863, 42925726, 64388589, 128777178]

約数ペア:

[(1, 128777178), (2, 64388589), (3, 42925726), (6, 21462863), (109, 1181442), (218, 590721), (327, 393814), (654, 196907)]