28731287

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{397}}^1$

素因数の和:722

約数の個数: 16

約数和(自身を含む): 32763360

約数和(自身を除く): 4032073

約数列:

[1, 13, 19, 247, 293, 397, 3809, 5161, 5567, 7543, 72371, 98059, 116321, 1512173, 2210099, 28731287]

約数ペア:

[(1, 28731287), (13, 2210099), (19, 1512173), (247, 116321), (293, 98059), (397, 72371), (3809, 7543), (5161, 5567)]