121317287

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{659}}^1$

素因数の和:720

約数の個数: 36

約数和(自身を含む): 161690760

約数和(自身を除く): 40373473

約数列:

[1, 7, 13, 17, 49, 91, 119, 221, 289, 637, 659, 833, 1547, 2023, 3757, 4613, 8567, 10829, 11203, 14161, 26299, 32291, 59969, 78421, 145639, 184093, 190451, 419783, 548947, 1019473, 1333157, 2475863, 7136311, 9332099, 17331041, 121317287]

約数ペア:

[(1, 121317287), (7, 17331041), (13, 9332099), (17, 7136311), (49, 2475863), (91, 1333157), (119, 1019473), (221, 548947), (289, 419783), (637, 190451), (659, 184093), (833, 145639), (1547, 78421), (2023, 59969), (3757, 32291), (4613, 26299), (8567, 14161), (10829, 11203)]