28701288

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:228

約数の個数: 192

約数和(自身を含む): 100638720

約数和(自身を除く): 71937432

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 28, 31, 33, 36, 42, 44, 56, 62, 63, 66, 72, 77, 84, 88, 93, 99, 124, 126, 132, 154, 167, 168, 186, 198, 217, 231, 248, 252, 264, 279, 308, 334, 341, 372, 396, 434, 462, 501, 504, 558, 616, 651, 668, 682, 693, 744, 792, 868, 924, 1002, 1023, 1116, 1169, 1302, 1336, 1364, 1386, 1503, 1736, 1837, 1848, 1953, 2004, 2046, 2232, 2338, 2387, 2604, 2728, 2772, 3006, 3069, 3507, 3674, 3906, 4008, 4092, 4676, 4774, 5177, 5208, 5511, 5544, 6012, 6138, 7014, 7161, 7348, 7812, 8184, 9352, 9548, 10354, 10521, 11022, 12024, 12276, 12859, 14028, 14322, 14696, 15531, 15624, 16533, 19096, 20708, 21042, 21483, 22044, 24552, 25718, 28056, 28644, 31062, 33066, 36239, 38577, 41416, 42084, 42966, 44088, 46593, 51436, 56947, 57288, 62124, 66132, 72478, 77154, 84168, 85932, 93186, 102872, 108717, 113894, 115731, 124248, 132264, 144956, 154308, 170841, 171864, 186372, 217434, 227788, 231462, 289912, 308616, 326151, 341682, 372744, 398629, 434868, 455576, 462924, 512523, 652302, 683364, 797258, 869736, 925848, 1025046, 1195887, 1304604, 1366728, 1594516, 2050092, 2391774, 2609208, 3189032, 3587661, 4100184, 4783548, 7175322, 9567096, 14350644, 28701288]

約数ペア:

[(1, 28701288), (2, 14350644), (3, 9567096), (4, 7175322), (6, 4783548), (7, 4100184), (8, 3587661), (9, 3189032), (11, 2609208), (12, 2391774), (14, 2050092), (18, 1594516), (21, 1366728), (22, 1304604), (24, 1195887), (28, 1025046), (31, 925848), (33, 869736), (36, 797258), (42, 683364), (44, 652302), (56, 512523), (62, 462924), (63, 455576), (66, 434868), (72, 398629), (77, 372744), (84, 341682), (88, 326151), (93, 308616), (99, 289912), (124, 231462), (126, 227788), (132, 217434), (154, 186372), (167, 171864), (168, 170841), (186, 154308), (198, 144956), (217, 132264), (231, 124248), (248, 115731), (252, 113894), (264, 108717), (279, 102872), (308, 93186), (334, 85932), (341, 84168), (372, 77154), (396, 72478), (434, 66132), (462, 62124), (501, 57288), (504, 56947), (558, 51436), (616, 46593), (651, 44088), (668, 42966), (682, 42084), (693, 41416), (744, 38577), (792, 36239), (868, 33066), (924, 31062), (1002, 28644), (1023, 28056), (1116, 25718), (1169, 24552), (1302, 22044), (1336, 21483), (1364, 21042), (1386, 20708), (1503, 19096), (1736, 16533), (1837, 15624), (1848, 15531), (1953, 14696), (2004, 14322), (2046, 14028), (2232, 12859), (2338, 12276), (2387, 12024), (2604, 11022), (2728, 10521), (2772, 10354), (3006, 9548), (3069, 9352), (3507, 8184), (3674, 7812), (3906, 7348), (4008, 7161), (4092, 7014), (4676, 6138), (4774, 6012), (5177, 5544), (5208, 5511)]