69403789

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:469

約数の個数: 32

約数和(自身を含む): 90881280

約数和(自身を除く): 21477491

約数列:

[1, 7, 13, 19, 91, 133, 137, 247, 293, 959, 1729, 1781, 2051, 2603, 3809, 5567, 12467, 18221, 26663, 33839, 38969, 40141, 72371, 236873, 280987, 506597, 521833, 762679, 3652831, 5338753, 9914827, 69403789]

約数ペア:

[(1, 69403789), (7, 9914827), (13, 5338753), (19, 3652831), (91, 762679), (133, 521833), (137, 506597), (247, 280987), (293, 236873), (959, 72371), (1729, 40141), (1781, 38969), (2051, 33839), (2603, 26663), (3809, 18221), (5567, 12467)]