18157797

素因数分解:

$3^3\times 7^1\times {\mathrm{191}}^1\times {\mathrm{503}}^1$

素因数の和:710

約数の個数: 32

約数和(自身を含む): 30965760

約数和(自身を除く): 12807963

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 191, 503, 573, 1337, 1509, 1719, 3521, 4011, 4527, 5157, 10563, 12033, 13581, 31689, 36099, 95067, 96073, 288219, 672511, 864657, 2017533, 2593971, 6052599, 18157797]

約数ペア:

[(1, 18157797), (3, 6052599), (7, 2593971), (9, 2017533), (21, 864657), (27, 672511), (63, 288219), (189, 96073), (191, 95067), (503, 36099), (573, 31689), (1337, 13581), (1509, 12033), (1719, 10563), (3521, 5157), (4011, 4527)]