128538654

素因数分解:

$2^1\times 3^1\times {\mathrm{173}}^1\times {\mathrm{123833}}^1$

素因数の和:124011

約数の個数: 16

約数和(自身を含む): 258565392

約数和(自身を除く): 130026738

約数列:

[1, 2, 3, 6, 173, 346, 519, 1038, 123833, 247666, 371499, 742998, 21423109, 42846218, 64269327, 128538654]

約数ペア:

[(1, 128538654), (2, 64269327), (3, 42846218), (6, 21423109), (173, 742998), (346, 371499), (519, 247666), (1038, 123833)]