140646023

素因数分解:

$7^2\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{233}}^1$

素因数の和:471

約数の個数: 24

約数和(自身を含む): 167311872

約数和(自身を除く): 26665849

約数列:

[1, 7, 49, 97, 127, 233, 679, 889, 1631, 4753, 6223, 11417, 12319, 22601, 29591, 86233, 158207, 207137, 603631, 1107449, 1449959, 2870327, 20092289, 140646023]

約数ペア:

[(1, 140646023), (7, 20092289), (49, 2870327), (97, 1449959), (127, 1107449), (233, 603631), (679, 207137), (889, 158207), (1631, 86233), (4753, 29591), (6223, 22601), (11417, 12319)]