87999010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{799991}}^1$

素因数の和:800009

約数の個数: 16

約数和(自身を含む): 172798272

約数和(自身を除く): 84799262

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 799991, 1599982, 3999955, 7999910, 8799901, 17599802, 43999505, 87999010]

約数ペア:

[(1, 87999010), (2, 43999505), (5, 17599802), (10, 8799901), (11, 7999910), (22, 3999955), (55, 1599982), (110, 799991)]