87149942

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{28499}}^1$

素因数の和:28651

約数の個数: 16

約数和(自身を含む): 143640000

約数和(自身を除く): 56490058

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 28499, 56998, 313489, 626978, 3961361, 7922722, 43574971, 87149942]

約数ペア:

[(1, 87149942), (2, 43574971), (11, 7922722), (22, 3961361), (139, 626978), (278, 313489), (1529, 56998), (3058, 28499)]