208074243

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:579

約数の個数: 32

約数和(自身を含む): 304254720

約数和(自身を除く): 96180477

約数列:

[1, 3, 13, 39, 131, 139, 293, 393, 417, 879, 1703, 1807, 3809, 5109, 5421, 11427, 18209, 38383, 40727, 54627, 115149, 122181, 236717, 498979, 529451, 710151, 1496937, 1588353, 5335237, 16005711, 69358081, 208074243]

約数ペア:

[(1, 208074243), (3, 69358081), (13, 16005711), (39, 5335237), (131, 1588353), (139, 1496937), (293, 710151), (393, 529451), (417, 498979), (879, 236717), (1703, 122181), (1807, 115149), (3809, 54627), (5109, 40727), (5421, 38383), (11427, 18209)]