20161229751

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{16103}}^1$

素因数の和:16198

約数の個数: 80

約数和(自身を含む): 34373021760

約数和(自身を除く): 14211792009

約数列:

[1, 3, 9, 13, 27, 29, 39, 41, 81, 87, 117, 123, 261, 351, 369, 377, 533, 783, 1053, 1107, 1131, 1189, 1599, 2349, 3321, 3393, 3567, 4797, 10179, 10701, 14391, 15457, 16103, 30537, 32103, 43173, 46371, 48309, 96309, 139113, 144927, 209339, 417339, 434781, 466987, 628017, 660223, 1252017, 1304343, 1400961, 1884051, 1980669, 4202883, 5652153, 5942007, 6070831, 8582899, 12608649, 16956459, 17826021, 18212493, 19146467, 25748697, 37825947, 53478063, 54637479, 57439401, 77246091, 163912437, 172318203, 231738273, 248904071, 491737311, 516954609, 695214819, 746712213, 1550863827, 2240136639, 6720409917, 20161229751]

約数ペア:

[(1, 20161229751), (3, 6720409917), (9, 2240136639), (13, 1550863827), (27, 746712213), (29, 695214819), (39, 516954609), (41, 491737311), (81, 248904071), (87, 231738273), (117, 172318203), (123, 163912437), (261, 77246091), (351, 57439401), (369, 54637479), (377, 53478063), (533, 37825947), (783, 25748697), (1053, 19146467), (1107, 18212493), (1131, 17826021), (1189, 16956459), (1599, 12608649), (2349, 8582899), (3321, 6070831), (3393, 5942007), (3567, 5652153), (4797, 4202883), (10179, 1980669), (10701, 1884051), (14391, 1400961), (15457, 1304343), (16103, 1252017), (30537, 660223), (32103, 628017), (43173, 466987), (46371, 434781), (48309, 417339), (96309, 209339), (139113, 144927)]