28773888

素因数分解:

$2^9\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1$

素因数の和:176

約数の個数: 160

約数和(自身を含む): 90744192

約数和(自身を除く): 61970304

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 32, 33, 39, 44, 48, 52, 64, 66, 78, 88, 96, 104, 128, 131, 132, 143, 156, 176, 192, 208, 256, 262, 264, 286, 312, 352, 384, 393, 416, 429, 512, 524, 528, 572, 624, 704, 768, 786, 832, 858, 1048, 1056, 1144, 1248, 1408, 1441, 1536, 1572, 1664, 1703, 1716, 2096, 2112, 2288, 2496, 2816, 2882, 3144, 3328, 3406, 3432, 4192, 4224, 4323, 4576, 4992, 5109, 5632, 5764, 6288, 6656, 6812, 6864, 8384, 8448, 8646, 9152, 9984, 10218, 11528, 12576, 13624, 13728, 16768, 16896, 17292, 18304, 18733, 19968, 20436, 23056, 25152, 27248, 27456, 33536, 34584, 36608, 37466, 40872, 46112, 50304, 54496, 54912, 56199, 67072, 69168, 73216, 74932, 81744, 92224, 100608, 108992, 109824, 112398, 138336, 149864, 163488, 184448, 201216, 217984, 219648, 224796, 276672, 299728, 326976, 368896, 435968, 449592, 553344, 599456, 653952, 737792, 871936, 899184, 1106688, 1198912, 1307904, 1798368, 2213376, 2397824, 2615808, 3596736, 4795648, 7193472, 9591296, 14386944, 28773888]

約数ペア:

[(1, 28773888), (2, 14386944), (3, 9591296), (4, 7193472), (6, 4795648), (8, 3596736), (11, 2615808), (12, 2397824), (13, 2213376), (16, 1798368), (22, 1307904), (24, 1198912), (26, 1106688), (32, 899184), (33, 871936), (39, 737792), (44, 653952), (48, 599456), (52, 553344), (64, 449592), (66, 435968), (78, 368896), (88, 326976), (96, 299728), (104, 276672), (128, 224796), (131, 219648), (132, 217984), (143, 201216), (156, 184448), (176, 163488), (192, 149864), (208, 138336), (256, 112398), (262, 109824), (264, 108992), (286, 100608), (312, 92224), (352, 81744), (384, 74932), (393, 73216), (416, 69168), (429, 67072), (512, 56199), (524, 54912), (528, 54496), (572, 50304), (624, 46112), (704, 40872), (768, 37466), (786, 36608), (832, 34584), (858, 33536), (1048, 27456), (1056, 27248), (1144, 25152), (1248, 23056), (1408, 20436), (1441, 19968), (1536, 18733), (1572, 18304), (1664, 17292), (1703, 16896), (1716, 16768), (2096, 13728), (2112, 13624), (2288, 12576), (2496, 11528), (2816, 10218), (2882, 9984), (3144, 9152), (3328, 8646), (3406, 8448), (3432, 8384), (4192, 6864), (4224, 6812), (4323, 6656), (4576, 6288), (4992, 5764), (5109, 5632)]