208076752807

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1\times {\mathrm{20857}}^1$

素因数の和:21188

約数の個数: 48

約数和(自身を含む): 268445463552

約数和(自身を除く): 60368710745

約数列:

[1, 7, 11, 49, 77, 83, 223, 539, 581, 913, 1561, 2453, 4067, 6391, 10927, 17171, 18509, 20857, 44737, 120197, 129563, 145999, 203599, 229427, 906941, 1021993, 1425193, 1605989, 1731131, 4651111, 9976351, 11241923, 12117917, 19042441, 32557777, 51162221, 84825419, 133297087, 227904439, 358135547, 386042213, 933079609, 2506948829, 2702295491, 4246464343, 18916068437, 29725250401, 208076752807]

約数ペア:

[(1, 208076752807), (7, 29725250401), (11, 18916068437), (49, 4246464343), (77, 2702295491), (83, 2506948829), (223, 933079609), (539, 386042213), (581, 358135547), (913, 227904439), (1561, 133297087), (2453, 84825419), (4067, 51162221), (6391, 32557777), (10927, 19042441), (17171, 12117917), (18509, 11241923), (20857, 9976351), (44737, 4651111), (120197, 1731131), (129563, 1605989), (145999, 1425193), (203599, 1021993), (229427, 906941)]