286918689

素因数分解:

$3^1\times {\mathrm{73}}^2\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:417

約数の個数: 24

約数和(自身を含む): 393684192

約数和(自身を除く): 106765503

約数列:

[1, 3, 73, 131, 137, 219, 393, 411, 5329, 9563, 10001, 15987, 17947, 28689, 30003, 53841, 698099, 730073, 1310131, 2094297, 2190219, 3930393, 95639563, 286918689]

約数ペア:

[(1, 286918689), (3, 95639563), (73, 3930393), (131, 2190219), (137, 2094297), (219, 1310131), (393, 730073), (411, 698099), (5329, 53841), (9563, 30003), (10001, 28689), (15987, 17947)]