87089849

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{1759}}^1$

素因数の和:2420

約数の個数: 16

約数和(自身を含む): 108810240

約数和(自身を除く): 21720391

約数列:

[1, 7, 11, 77, 643, 1759, 4501, 7073, 12313, 19349, 49511, 135443, 1131037, 7917259, 12441407, 87089849]

約数ペア:

[(1, 87089849), (7, 12441407), (11, 7917259), (77, 1131037), (643, 135443), (1759, 49511), (4501, 19349), (7073, 12313)]