16428384

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1$

素因数の和:333

約数の個数: 144

約数和(自身を含む): 55429920

約数和(自身を除く): 39001536

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 29, 32, 36, 42, 48, 56, 58, 63, 72, 84, 87, 96, 112, 116, 126, 144, 168, 174, 203, 224, 232, 252, 261, 281, 288, 336, 348, 406, 464, 504, 522, 562, 609, 672, 696, 812, 843, 928, 1008, 1044, 1124, 1218, 1392, 1624, 1686, 1827, 1967, 2016, 2088, 2248, 2436, 2529, 2784, 3248, 3372, 3654, 3934, 4176, 4496, 4872, 5058, 5901, 6496, 6744, 7308, 7868, 8149, 8352, 8992, 9744, 10116, 11802, 13488, 14616, 15736, 16298, 17703, 19488, 20232, 23604, 24447, 26976, 29232, 31472, 32596, 35406, 40464, 47208, 48894, 57043, 58464, 62944, 65192, 70812, 73341, 80928, 94416, 97788, 114086, 130384, 141624, 146682, 171129, 188832, 195576, 228172, 260768, 283248, 293364, 342258, 391152, 456344, 513387, 566496, 586728, 684516, 782304, 912688, 1026774, 1173456, 1369032, 1825376, 2053548, 2346912, 2738064, 4107096, 5476128, 8214192, 16428384]

約数ペア:

[(1, 16428384), (2, 8214192), (3, 5476128), (4, 4107096), (6, 2738064), (7, 2346912), (8, 2053548), (9, 1825376), (12, 1369032), (14, 1173456), (16, 1026774), (18, 912688), (21, 782304), (24, 684516), (28, 586728), (29, 566496), (32, 513387), (36, 456344), (42, 391152), (48, 342258), (56, 293364), (58, 283248), (63, 260768), (72, 228172), (84, 195576), (87, 188832), (96, 171129), (112, 146682), (116, 141624), (126, 130384), (144, 114086), (168, 97788), (174, 94416), (203, 80928), (224, 73341), (232, 70812), (252, 65192), (261, 62944), (281, 58464), (288, 57043), (336, 48894), (348, 47208), (406, 40464), (464, 35406), (504, 32596), (522, 31472), (562, 29232), (609, 26976), (672, 24447), (696, 23604), (812, 20232), (843, 19488), (928, 17703), (1008, 16298), (1044, 15736), (1124, 14616), (1218, 13488), (1392, 11802), (1624, 10116), (1686, 9744), (1827, 8992), (1967, 8352), (2016, 8149), (2088, 7868), (2248, 7308), (2436, 6744), (2529, 6496), (2784, 5901), (3248, 5058), (3372, 4872), (3654, 4496), (3934, 4176)]