1728654732

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{51577}}^1$

素因数の和:51620

約数の個数: 108

約数和(自身を含む): 5350701720

約数和(自身を除く): 3622046988

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 49, 57, 63, 76, 84, 98, 114, 126, 133, 147, 171, 196, 228, 252, 266, 294, 342, 399, 441, 532, 588, 684, 798, 882, 931, 1197, 1596, 1764, 1862, 2394, 2793, 3724, 4788, 5586, 8379, 11172, 16758, 33516, 51577, 103154, 154731, 206308, 309462, 361039, 464193, 618924, 722078, 928386, 979963, 1083117, 1444156, 1856772, 1959926, 2166234, 2527273, 2939889, 3249351, 3919852, 4332468, 5054546, 5879778, 6498702, 6859741, 7581819, 8819667, 10109092, 11759556, 12997404, 13719482, 15163638, 17639334, 20579223, 22745457, 27438964, 30327276, 35278668, 41158446, 45490914, 48018187, 61737669, 82316892, 90981828, 96036374, 123475338, 144054561, 192072748, 246950676, 288109122, 432163683, 576218244, 864327366, 1728654732]

約数ペア:

[(1, 1728654732), (2, 864327366), (3, 576218244), (4, 432163683), (6, 288109122), (7, 246950676), (9, 192072748), (12, 144054561), (14, 123475338), (18, 96036374), (19, 90981828), (21, 82316892), (28, 61737669), (36, 48018187), (38, 45490914), (42, 41158446), (49, 35278668), (57, 30327276), (63, 27438964), (76, 22745457), (84, 20579223), (98, 17639334), (114, 15163638), (126, 13719482), (133, 12997404), (147, 11759556), (171, 10109092), (196, 8819667), (228, 7581819), (252, 6859741), (266, 6498702), (294, 5879778), (342, 5054546), (399, 4332468), (441, 3919852), (532, 3249351), (588, 2939889), (684, 2527273), (798, 2166234), (882, 1959926), (931, 1856772), (1197, 1444156), (1596, 1083117), (1764, 979963), (1862, 928386), (2394, 722078), (2793, 618924), (3724, 464193), (4788, 361039), (5586, 309462), (8379, 206308), (11172, 154731), (16758, 103154), (33516, 51577)]