128438286

素因数分解:

$2^1\times 3^1\times {\mathrm{113}}^1\times {\mathrm{189437}}^1$

素因数の和:189555

約数の個数: 16

約数和(自身を含む): 259151184

約数和(自身を除く): 130712898

約数列:

[1, 2, 3, 6, 113, 226, 339, 678, 189437, 378874, 568311, 1136622, 21406381, 42812762, 64219143, 128438286]

約数ペア:

[(1, 128438286), (2, 64219143), (3, 42812762), (6, 21406381), (113, 1136622), (226, 568311), (339, 378874), (678, 189437)]