16825963

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:128

約数の個数: 48

約数和(自身を含む): 23639040

約数和(自身を除く): 6813077

約数列:

[1, 7, 11, 19, 31, 49, 53, 77, 133, 209, 217, 341, 371, 539, 583, 589, 931, 1007, 1463, 1519, 1643, 2387, 2597, 4081, 4123, 6479, 7049, 10241, 11077, 11501, 16709, 18073, 28567, 28861, 31217, 45353, 49343, 77539, 80507, 126511, 218519, 317471, 343387, 542773, 885577, 1529633, 2403709, 16825963]

約数ペア:

[(1, 16825963), (7, 2403709), (11, 1529633), (19, 885577), (31, 542773), (49, 343387), (53, 317471), (77, 218519), (133, 126511), (209, 80507), (217, 77539), (341, 49343), (371, 45353), (539, 31217), (583, 28861), (589, 28567), (931, 18073), (1007, 16709), (1463, 11501), (1519, 11077), (1643, 10241), (2387, 7049), (2597, 6479), (4081, 4123)]