199205217

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{1301}}^1$

素因数の和:1470

約数の個数: 32

約数和(自身を含む): 303730560

約数和(自身を除く): 104525343

約数列:

[1, 3, 9, 27, 53, 107, 159, 321, 477, 963, 1301, 1431, 2889, 3903, 5671, 11709, 17013, 35127, 51039, 68953, 139207, 153117, 206859, 417621, 620577, 1252863, 1861731, 3758589, 7377971, 22133913, 66401739, 199205217]

約数ペア:

[(1, 199205217), (3, 66401739), (9, 22133913), (27, 7377971), (53, 3758589), (107, 1861731), (159, 1252863), (321, 620577), (477, 417621), (963, 206859), (1301, 153117), (1431, 139207), (2889, 68953), (3903, 51039), (5671, 35127), (11709, 17013)]