28083888

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:312

約数の個数: 160

約数和(自身を含む): 94993920

約数和(自身を除く): 66910032

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 37, 42, 48, 54, 56, 63, 72, 74, 84, 108, 111, 112, 126, 144, 148, 168, 189, 216, 222, 251, 252, 259, 296, 333, 336, 378, 432, 444, 502, 504, 518, 592, 666, 753, 756, 777, 888, 999, 1004, 1008, 1036, 1332, 1506, 1512, 1554, 1757, 1776, 1998, 2008, 2072, 2259, 2331, 2664, 3012, 3024, 3108, 3514, 3996, 4016, 4144, 4518, 4662, 5271, 5328, 6024, 6216, 6777, 6993, 7028, 7992, 9036, 9287, 9324, 10542, 12048, 12432, 13554, 13986, 14056, 15813, 15984, 18072, 18574, 18648, 21084, 27108, 27861, 27972, 28112, 31626, 36144, 37148, 37296, 42168, 47439, 54216, 55722, 55944, 63252, 65009, 74296, 83583, 84336, 94878, 108432, 111444, 111888, 126504, 130018, 148592, 167166, 189756, 195027, 222888, 250749, 253008, 260036, 334332, 379512, 390054, 445776, 501498, 520072, 585081, 668664, 759024, 780108, 1002996, 1040144, 1170162, 1337328, 1560216, 1755243, 2005992, 2340324, 3120432, 3510486, 4011984, 4680648, 7020972, 9361296, 14041944, 28083888]

約数ペア:

[(1, 28083888), (2, 14041944), (3, 9361296), (4, 7020972), (6, 4680648), (7, 4011984), (8, 3510486), (9, 3120432), (12, 2340324), (14, 2005992), (16, 1755243), (18, 1560216), (21, 1337328), (24, 1170162), (27, 1040144), (28, 1002996), (36, 780108), (37, 759024), (42, 668664), (48, 585081), (54, 520072), (56, 501498), (63, 445776), (72, 390054), (74, 379512), (84, 334332), (108, 260036), (111, 253008), (112, 250749), (126, 222888), (144, 195027), (148, 189756), (168, 167166), (189, 148592), (216, 130018), (222, 126504), (251, 111888), (252, 111444), (259, 108432), (296, 94878), (333, 84336), (336, 83583), (378, 74296), (432, 65009), (444, 63252), (502, 55944), (504, 55722), (518, 54216), (592, 47439), (666, 42168), (753, 37296), (756, 37148), (777, 36144), (888, 31626), (999, 28112), (1004, 27972), (1008, 27861), (1036, 27108), (1332, 21084), (1506, 18648), (1512, 18574), (1554, 18072), (1757, 15984), (1776, 15813), (1998, 14056), (2008, 13986), (2072, 13554), (2259, 12432), (2331, 12048), (2664, 10542), (3012, 9324), (3024, 9287), (3108, 9036), (3514, 7992), (3996, 7028), (4016, 6993), (4144, 6777), (4518, 6216), (4662, 6024), (5271, 5328)]