78921916

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{1901}}^1$

素因数の和:2109

約数の個数: 24

約数和(自身を含む): 140915376

約数和(自身を除く): 61993460

約数列:

[1, 2, 4, 97, 107, 194, 214, 388, 428, 1901, 3802, 7604, 10379, 20758, 41516, 184397, 203407, 368794, 406814, 737588, 813628, 19730479, 39460958, 78921916]

約数ペア:

[(1, 78921916), (2, 39460958), (4, 19730479), (97, 813628), (107, 737588), (194, 406814), (214, 368794), (388, 203407), (428, 184397), (1901, 41516), (3802, 20758), (7604, 10379)]