28340424

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{277}}^1$

素因数の和:332

約数の個数: 144

約数和(自身を含む): 92699100

約数和(自身を除く): 64358676

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 29, 36, 42, 49, 56, 58, 63, 72, 84, 87, 98, 116, 126, 147, 168, 174, 196, 203, 232, 252, 261, 277, 294, 348, 392, 406, 441, 504, 522, 554, 588, 609, 696, 812, 831, 882, 1044, 1108, 1176, 1218, 1421, 1624, 1662, 1764, 1827, 1939, 2088, 2216, 2436, 2493, 2842, 3324, 3528, 3654, 3878, 4263, 4872, 4986, 5684, 5817, 6648, 7308, 7756, 8033, 8526, 9972, 11368, 11634, 12789, 13573, 14616, 15512, 16066, 17052, 17451, 19944, 23268, 24099, 25578, 27146, 32132, 34104, 34902, 40719, 46536, 48198, 51156, 54292, 56231, 64264, 69804, 72297, 81438, 96396, 102312, 108584, 112462, 122157, 139608, 144594, 162876, 168693, 192792, 224924, 244314, 289188, 325752, 337386, 393617, 449848, 488628, 506079, 578376, 674772, 787234, 977256, 1012158, 1180851, 1349544, 1574468, 2024316, 2361702, 3148936, 3542553, 4048632, 4723404, 7085106, 9446808, 14170212, 28340424]

約数ペア:

[(1, 28340424), (2, 14170212), (3, 9446808), (4, 7085106), (6, 4723404), (7, 4048632), (8, 3542553), (9, 3148936), (12, 2361702), (14, 2024316), (18, 1574468), (21, 1349544), (24, 1180851), (28, 1012158), (29, 977256), (36, 787234), (42, 674772), (49, 578376), (56, 506079), (58, 488628), (63, 449848), (72, 393617), (84, 337386), (87, 325752), (98, 289188), (116, 244314), (126, 224924), (147, 192792), (168, 168693), (174, 162876), (196, 144594), (203, 139608), (232, 122157), (252, 112462), (261, 108584), (277, 102312), (294, 96396), (348, 81438), (392, 72297), (406, 69804), (441, 64264), (504, 56231), (522, 54292), (554, 51156), (588, 48198), (609, 46536), (696, 40719), (812, 34902), (831, 34104), (882, 32132), (1044, 27146), (1108, 25578), (1176, 24099), (1218, 23268), (1421, 19944), (1624, 17451), (1662, 17052), (1764, 16066), (1827, 15512), (1939, 14616), (2088, 13573), (2216, 12789), (2436, 11634), (2493, 11368), (2842, 9972), (3324, 8526), (3528, 8033), (3654, 7756), (3878, 7308), (4263, 6648), (4872, 5817), (4986, 5684)]