208393317

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{10169}}^1$

素因数の和:10215

約数の個数: 40

約数和(自身を含む): 354404160

約数和(自身を除く): 146010843

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 81, 99, 207, 253, 297, 621, 759, 891, 1863, 2277, 6831, 10169, 20493, 30507, 91521, 111859, 233887, 274563, 335577, 701661, 823689, 1006731, 2104983, 2572757, 3020193, 6314949, 7718271, 9060579, 18944847, 23154813, 69464439, 208393317]

約数ペア:

[(1, 208393317), (3, 69464439), (9, 23154813), (11, 18944847), (23, 9060579), (27, 7718271), (33, 6314949), (69, 3020193), (81, 2572757), (99, 2104983), (207, 1006731), (253, 823689), (297, 701661), (621, 335577), (759, 274563), (891, 233887), (1863, 111859), (2277, 91521), (6831, 30507), (10169, 20493)]