2013997905

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:320

約数の個数: 128

約数和(自身を含む): 3911846400

約数和(自身を除く): 1897848495

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 83, 85, 97, 109, 135, 153, 249, 255, 291, 327, 415, 459, 485, 545, 747, 765, 873, 981, 1245, 1411, 1455, 1635, 1649, 1853, 2241, 2295, 2619, 2943, 3735, 4233, 4365, 4905, 4947, 5559, 7055, 8051, 8245, 9047, 9265, 10573, 11205, 12699, 13095, 14715, 14841, 16677, 21165, 24153, 24735, 27141, 27795, 31719, 38097, 40255, 44523, 45235, 50031, 52865, 63495, 72459, 74205, 81423, 83385, 95157, 120765, 135705, 136867, 153799, 158595, 179741, 190485, 217377, 222615, 244269, 250155, 285471, 362295, 407115, 410601, 461397, 475785, 539223, 684335, 768995, 877559, 898705, 1086885, 1221345, 1231803, 1384191, 1427355, 1617669, 2053005, 2306985, 2632677, 2696115, 3695409, 4152573, 4387795, 4853007, 6159015, 6920955, 7898031, 8088345, 13163385, 14918503, 18477045, 20762865, 23694093, 24265035, 39490155, 44755509, 74592515, 118470465, 134266527, 223777545, 402799581, 671332635, 2013997905]

約数ペア:

[(1, 2013997905), (3, 671332635), (5, 402799581), (9, 223777545), (15, 134266527), (17, 118470465), (27, 74592515), (45, 44755509), (51, 39490155), (83, 24265035), (85, 23694093), (97, 20762865), (109, 18477045), (135, 14918503), (153, 13163385), (249, 8088345), (255, 7898031), (291, 6920955), (327, 6159015), (415, 4853007), (459, 4387795), (485, 4152573), (545, 3695409), (747, 2696115), (765, 2632677), (873, 2306985), (981, 2053005), (1245, 1617669), (1411, 1427355), (1455, 1384191), (1635, 1231803), (1649, 1221345), (1853, 1086885), (2241, 898705), (2295, 877559), (2619, 768995), (2943, 684335), (3735, 539223), (4233, 475785), (4365, 461397), (4905, 410601), (4947, 407115), (5559, 362295), (7055, 285471), (8051, 250155), (8245, 244269), (9047, 222615), (9265, 217377), (10573, 190485), (11205, 179741), (12699, 158595), (13095, 153799), (14715, 136867), (14841, 135705), (16677, 120765), (21165, 95157), (24153, 83385), (24735, 81423), (27141, 74205), (27795, 72459), (31719, 63495), (38097, 52865), (40255, 50031), (44523, 45235)]