16558668

素因数分解:

$2^2\times 3^4\times 7^3\times {\mathrm{149}}^1$

素因数の和:186

約数の個数: 120

約数和(自身を含む): 50820000

約数和(自身を除く): 34261332

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 149, 162, 189, 196, 252, 294, 298, 324, 343, 378, 441, 447, 567, 588, 596, 686, 756, 882, 894, 1029, 1043, 1134, 1323, 1341, 1372, 1764, 1788, 2058, 2086, 2268, 2646, 2682, 3087, 3129, 3969, 4023, 4116, 4172, 5292, 5364, 6174, 6258, 7301, 7938, 8046, 9261, 9387, 12069, 12348, 12516, 14602, 15876, 16092, 18522, 18774, 21903, 24138, 27783, 28161, 29204, 37044, 37548, 43806, 48276, 51107, 55566, 56322, 65709, 84483, 87612, 102214, 111132, 112644, 131418, 153321, 168966, 197127, 204428, 262836, 306642, 337932, 394254, 459963, 591381, 613284, 788508, 919926, 1182762, 1379889, 1839852, 2365524, 2759778, 4139667, 5519556, 8279334, 16558668]

約数ペア:

[(1, 16558668), (2, 8279334), (3, 5519556), (4, 4139667), (6, 2759778), (7, 2365524), (9, 1839852), (12, 1379889), (14, 1182762), (18, 919926), (21, 788508), (27, 613284), (28, 591381), (36, 459963), (42, 394254), (49, 337932), (54, 306642), (63, 262836), (81, 204428), (84, 197127), (98, 168966), (108, 153321), (126, 131418), (147, 112644), (149, 111132), (162, 102214), (189, 87612), (196, 84483), (252, 65709), (294, 56322), (298, 55566), (324, 51107), (343, 48276), (378, 43806), (441, 37548), (447, 37044), (567, 29204), (588, 28161), (596, 27783), (686, 24138), (756, 21903), (882, 18774), (894, 18522), (1029, 16092), (1043, 15876), (1134, 14602), (1323, 12516), (1341, 12348), (1372, 12069), (1764, 9387), (1788, 9261), (2058, 8046), (2086, 7938), (2268, 7301), (2646, 6258), (2682, 6174), (3087, 5364), (3129, 5292), (3969, 4172), (4023, 4116)]