1638009828

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71429}}^1$

素因数の和:71466

約数の個数: 108

約数和(自身を含む): 5187103740

約数和(自身を除く): 3549093912

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 78, 84, 91, 98, 117, 126, 147, 156, 182, 196, 234, 252, 273, 294, 364, 441, 468, 546, 588, 637, 819, 882, 1092, 1274, 1638, 1764, 1911, 2548, 3276, 3822, 5733, 7644, 11466, 22932, 71429, 142858, 214287, 285716, 428574, 500003, 642861, 857148, 928577, 1000006, 1285722, 1500009, 1857154, 2000012, 2571444, 2785731, 3000018, 3500021, 3714308, 4500027, 5571462, 6000036, 6500039, 7000042, 8357193, 9000054, 10500063, 11142924, 13000078, 14000084, 16714386, 18000108, 19500117, 21000126, 26000156, 31500189, 33428772, 39000234, 42000252, 45500273, 58500351, 63000378, 78000468, 91000546, 117000702, 126000756, 136500819, 182001092, 234001404, 273001638, 409502457, 546003276, 819004914, 1638009828]

約数ペア:

[(1, 1638009828), (2, 819004914), (3, 546003276), (4, 409502457), (6, 273001638), (7, 234001404), (9, 182001092), (12, 136500819), (13, 126000756), (14, 117000702), (18, 91000546), (21, 78000468), (26, 63000378), (28, 58500351), (36, 45500273), (39, 42000252), (42, 39000234), (49, 33428772), (52, 31500189), (63, 26000156), (78, 21000126), (84, 19500117), (91, 18000108), (98, 16714386), (117, 14000084), (126, 13000078), (147, 11142924), (156, 10500063), (182, 9000054), (196, 8357193), (234, 7000042), (252, 6500039), (273, 6000036), (294, 5571462), (364, 4500027), (441, 3714308), (468, 3500021), (546, 3000018), (588, 2785731), (637, 2571444), (819, 2000012), (882, 1857154), (1092, 1500009), (1274, 1285722), (1638, 1000006), (1764, 928577), (1911, 857148), (2548, 642861), (3276, 500003), (3822, 428574), (5733, 285716), (7644, 214287), (11466, 142858), (22932, 71429)]