28293888

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1$

素因数の和:322

約数の個数: 144

約数和(自身を含む): 90917120

約数和(自身を除く): 62623232

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 56, 57, 64, 76, 84, 96, 112, 114, 128, 133, 152, 168, 192, 224, 228, 256, 266, 277, 304, 336, 384, 399, 448, 456, 532, 554, 608, 672, 768, 798, 831, 896, 912, 1064, 1108, 1216, 1344, 1596, 1662, 1792, 1824, 1939, 2128, 2216, 2432, 2688, 3192, 3324, 3648, 3878, 4256, 4432, 4864, 5263, 5376, 5817, 6384, 6648, 7296, 7756, 8512, 8864, 10526, 11634, 12768, 13296, 14592, 15512, 15789, 17024, 17728, 21052, 23268, 25536, 26592, 31024, 31578, 34048, 35456, 36841, 42104, 46536, 51072, 53184, 62048, 63156, 70912, 73682, 84208, 93072, 102144, 106368, 110523, 124096, 126312, 147364, 168416, 186144, 212736, 221046, 248192, 252624, 294728, 336832, 372288, 442092, 496384, 505248, 589456, 673664, 744576, 884184, 1010496, 1178912, 1347328, 1489152, 1768368, 2020992, 2357824, 3536736, 4041984, 4715648, 7073472, 9431296, 14146944, 28293888]

約数ペア:

[(1, 28293888), (2, 14146944), (3, 9431296), (4, 7073472), (6, 4715648), (7, 4041984), (8, 3536736), (12, 2357824), (14, 2020992), (16, 1768368), (19, 1489152), (21, 1347328), (24, 1178912), (28, 1010496), (32, 884184), (38, 744576), (42, 673664), (48, 589456), (56, 505248), (57, 496384), (64, 442092), (76, 372288), (84, 336832), (96, 294728), (112, 252624), (114, 248192), (128, 221046), (133, 212736), (152, 186144), (168, 168416), (192, 147364), (224, 126312), (228, 124096), (256, 110523), (266, 106368), (277, 102144), (304, 93072), (336, 84208), (384, 73682), (399, 70912), (448, 63156), (456, 62048), (532, 53184), (554, 51072), (608, 46536), (672, 42104), (768, 36841), (798, 35456), (831, 34048), (896, 31578), (912, 31024), (1064, 26592), (1108, 25536), (1216, 23268), (1344, 21052), (1596, 17728), (1662, 17024), (1792, 15789), (1824, 15512), (1939, 14592), (2128, 13296), (2216, 12768), (2432, 11634), (2688, 10526), (3192, 8864), (3324, 8512), (3648, 7756), (3878, 7296), (4256, 6648), (4432, 6384), (4864, 5817), (5263, 5376)]