28447776

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:263

約数の個数: 144

約数和(自身を含む): 94034304

約数和(自身を除く): 65586528

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 103, 112, 126, 137, 144, 168, 206, 224, 252, 274, 288, 309, 336, 411, 412, 504, 548, 618, 672, 721, 822, 824, 927, 959, 1008, 1096, 1233, 1236, 1442, 1644, 1648, 1854, 1918, 2016, 2163, 2192, 2466, 2472, 2877, 2884, 3288, 3296, 3708, 3836, 4326, 4384, 4932, 4944, 5754, 5768, 6489, 6576, 7416, 7672, 8631, 8652, 9864, 9888, 11508, 11536, 12978, 13152, 14111, 14832, 15344, 17262, 17304, 19728, 23016, 23072, 25956, 28222, 29664, 30688, 34524, 34608, 39456, 42333, 46032, 51912, 56444, 69048, 69216, 84666, 92064, 98777, 103824, 112888, 126999, 138096, 169332, 197554, 207648, 225776, 253998, 276192, 296331, 338664, 395108, 451552, 507996, 592662, 677328, 790216, 888993, 1015992, 1185324, 1354656, 1580432, 1777986, 2031984, 2370648, 3160864, 3555972, 4063968, 4741296, 7111944, 9482592, 14223888, 28447776]

約数ペア:

[(1, 28447776), (2, 14223888), (3, 9482592), (4, 7111944), (6, 4741296), (7, 4063968), (8, 3555972), (9, 3160864), (12, 2370648), (14, 2031984), (16, 1777986), (18, 1580432), (21, 1354656), (24, 1185324), (28, 1015992), (32, 888993), (36, 790216), (42, 677328), (48, 592662), (56, 507996), (63, 451552), (72, 395108), (84, 338664), (96, 296331), (103, 276192), (112, 253998), (126, 225776), (137, 207648), (144, 197554), (168, 169332), (206, 138096), (224, 126999), (252, 112888), (274, 103824), (288, 98777), (309, 92064), (336, 84666), (411, 69216), (412, 69048), (504, 56444), (548, 51912), (618, 46032), (672, 42333), (721, 39456), (822, 34608), (824, 34524), (927, 30688), (959, 29664), (1008, 28222), (1096, 25956), (1233, 23072), (1236, 23016), (1442, 19728), (1644, 17304), (1648, 17262), (1854, 15344), (1918, 14832), (2016, 14111), (2163, 13152), (2192, 12978), (2466, 11536), (2472, 11508), (2877, 9888), (2884, 9864), (3288, 8652), (3296, 8631), (3708, 7672), (3836, 7416), (4326, 6576), (4384, 6489), (4932, 5768), (4944, 5754)]