28857276

素因数分解:

$2^2\times 3^3\times 7^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:94

約数の個数: 192

約数和(自身を含む): 94080000

約数和(自身を除く): 65222724

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 41, 42, 49, 54, 57, 63, 76, 82, 84, 98, 108, 114, 123, 126, 133, 147, 164, 171, 189, 196, 228, 246, 252, 266, 287, 294, 342, 343, 369, 378, 399, 441, 492, 513, 532, 574, 588, 684, 686, 738, 756, 779, 798, 861, 882, 931, 1026, 1029, 1107, 1148, 1197, 1323, 1372, 1476, 1558, 1596, 1722, 1764, 1862, 2009, 2052, 2058, 2214, 2337, 2394, 2583, 2646, 2793, 3087, 3116, 3444, 3591, 3724, 4018, 4116, 4428, 4674, 4788, 5166, 5292, 5453, 5586, 6027, 6174, 6517, 7011, 7182, 7749, 8036, 8379, 9261, 9348, 10332, 10906, 11172, 12054, 12348, 13034, 14022, 14063, 14364, 15498, 16359, 16758, 18081, 18522, 19551, 21033, 21812, 24108, 25137, 26068, 28044, 28126, 30996, 32718, 33516, 36162, 37044, 38171, 39102, 42066, 42189, 49077, 50274, 54243, 56252, 58653, 65436, 72324, 76342, 78204, 84132, 84378, 98154, 100548, 108486, 114513, 117306, 126567, 147231, 152684, 168756, 175959, 196308, 216972, 229026, 234612, 253134, 267197, 294462, 343539, 351918, 379701, 458052, 506268, 534394, 588924, 687078, 703836, 759402, 801591, 1030617, 1068788, 1374156, 1518804, 1603182, 2061234, 2404773, 3206364, 4122468, 4809546, 7214319, 9619092, 14428638, 28857276]

約数ペア:

[(1, 28857276), (2, 14428638), (3, 9619092), (4, 7214319), (6, 4809546), (7, 4122468), (9, 3206364), (12, 2404773), (14, 2061234), (18, 1603182), (19, 1518804), (21, 1374156), (27, 1068788), (28, 1030617), (36, 801591), (38, 759402), (41, 703836), (42, 687078), (49, 588924), (54, 534394), (57, 506268), (63, 458052), (76, 379701), (82, 351918), (84, 343539), (98, 294462), (108, 267197), (114, 253134), (123, 234612), (126, 229026), (133, 216972), (147, 196308), (164, 175959), (171, 168756), (189, 152684), (196, 147231), (228, 126567), (246, 117306), (252, 114513), (266, 108486), (287, 100548), (294, 98154), (342, 84378), (343, 84132), (369, 78204), (378, 76342), (399, 72324), (441, 65436), (492, 58653), (513, 56252), (532, 54243), (574, 50274), (588, 49077), (684, 42189), (686, 42066), (738, 39102), (756, 38171), (779, 37044), (798, 36162), (861, 33516), (882, 32718), (931, 30996), (1026, 28126), (1029, 28044), (1107, 26068), (1148, 25137), (1197, 24108), (1323, 21812), (1372, 21033), (1476, 19551), (1558, 18522), (1596, 18081), (1722, 16758), (1764, 16359), (1862, 15498), (2009, 14364), (2052, 14063), (2058, 14022), (2214, 13034), (2337, 12348), (2394, 12054), (2583, 11172), (2646, 10906), (2793, 10332), (3087, 9348), (3116, 9261), (3444, 8379), (3591, 8036), (3724, 7749), (4018, 7182), (4116, 7011), (4428, 6517), (4674, 6174), (4788, 6027), (5166, 5586), (5292, 5453)]