87121144

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{990013}}^1$

素因数の和:990030

約数の個数: 16

約数和(自身を含む): 178202520

約数和(自身を除く): 91081376

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 990013, 1980026, 3960052, 7920104, 10890143, 21780286, 43560572, 87121144]

約数ペア:

[(1, 87121144), (2, 43560572), (4, 21780286), (8, 10890143), (11, 7920104), (22, 3960052), (44, 1980026), (88, 990013)]