128428242

素因数分解:

$2^1\times 3^1\times {\mathrm{127}}^1\times {\mathrm{168541}}^1$

素因数の和:168673

約数の個数: 16

約数和(自身を含む): 258880512

約数和(自身を除く): 130452270

約数列:

[1, 2, 3, 6, 127, 254, 381, 762, 168541, 337082, 505623, 1011246, 21404707, 42809414, 64214121, 128428242]

約数ペア:

[(1, 128428242), (2, 64214121), (3, 42809414), (6, 21404707), (127, 1011246), (254, 505623), (381, 337082), (762, 168541)]