28638042

素因数分解:

$2^1\times 3^1\times {\mathrm{113}}^1\times {\mathrm{42239}}^1$

素因数の和:42357

約数の個数: 16

約数和(自身を含む): 57784320

約数和(自身を除く): 29146278

約数列:

[1, 2, 3, 6, 113, 226, 339, 678, 42239, 84478, 126717, 253434, 4773007, 9546014, 14319021, 28638042]

約数ペア:

[(1, 28638042), (2, 14319021), (3, 9546014), (6, 4773007), (113, 253434), (226, 126717), (339, 84478), (678, 42239)]