208067211

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{797}}^1$

素因数の和:1113

約数の個数: 40

約数和(自身を含む): 340656624

約数和(自身を除く): 132589413

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 293, 297, 797, 879, 891, 2391, 2637, 3223, 7173, 7911, 8767, 9669, 21519, 23733, 26301, 29007, 64557, 78903, 87021, 233521, 236709, 261063, 700563, 710127, 2101689, 2568731, 6305067, 7706193, 18915201, 23118579, 69355737, 208067211]

約数ペア:

[(1, 208067211), (3, 69355737), (9, 23118579), (11, 18915201), (27, 7706193), (33, 6305067), (81, 2568731), (99, 2101689), (293, 710127), (297, 700563), (797, 261063), (879, 236709), (891, 233521), (2391, 87021), (2637, 78903), (3223, 64557), (7173, 29007), (7911, 26301), (8767, 23733), (9669, 21519)]