7205126985

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{5737}}^1$

素因数の和:6204

約数の個数: 80

約数和(自身を含む): 14796878976

約数和(自身を除く): 7591751991

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 443, 567, 945, 1329, 2215, 2835, 3101, 3987, 5737, 6645, 9303, 11961, 15505, 17211, 19935, 27909, 28685, 35883, 40159, 46515, 51633, 59805, 83727, 86055, 120477, 139545, 154899, 179415, 200795, 251181, 258165, 361431, 418635, 464697, 602385, 774495, 1084293, 1255905, 1807155, 2323485, 2541491, 3252879, 5421465, 7624473, 12707455, 16264395, 17790437, 22873419, 38122365, 53371311, 68620257, 88952185, 114367095, 160113933, 205860771, 266856555, 343101285, 480341799, 800569665, 1029303855, 1441025397, 2401708995, 7205126985]

約数ペア:

[(1, 7205126985), (3, 2401708995), (5, 1441025397), (7, 1029303855), (9, 800569665), (15, 480341799), (21, 343101285), (27, 266856555), (35, 205860771), (45, 160113933), (63, 114367095), (81, 88952185), (105, 68620257), (135, 53371311), (189, 38122365), (315, 22873419), (405, 17790437), (443, 16264395), (567, 12707455), (945, 7624473), (1329, 5421465), (2215, 3252879), (2835, 2541491), (3101, 2323485), (3987, 1807155), (5737, 1255905), (6645, 1084293), (9303, 774495), (11961, 602385), (15505, 464697), (17211, 418635), (19935, 361431), (27909, 258165), (28685, 251181), (35883, 200795), (40159, 179415), (46515, 154899), (51633, 139545), (59805, 120477), (83727, 86055)]