1028888903

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{991}}^1\times {\mathrm{2089}}^1$

素因数の和:3158

約数の個数: 16

約数和(自身を含む): 1194209280

約数和(自身を除く): 165320377

約数列:

[1, 7, 71, 497, 991, 2089, 6937, 14623, 70361, 148319, 492527, 1038233, 2070199, 14491393, 146984129, 1028888903]

約数ペア:

[(1, 1028888903), (7, 146984129), (71, 14491393), (497, 2070199), (991, 1038233), (2089, 492527), (6937, 148319), (14623, 70361)]