28028784

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{701}}^1$

素因数の和:743

約数の個数: 120

約数和(自身を含む): 89311248

約数和(自身を除く): 61282464

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 34, 42, 48, 49, 51, 56, 68, 84, 98, 102, 112, 119, 136, 147, 168, 196, 204, 238, 272, 294, 336, 357, 392, 408, 476, 588, 701, 714, 784, 816, 833, 952, 1176, 1402, 1428, 1666, 1904, 2103, 2352, 2499, 2804, 2856, 3332, 4206, 4907, 4998, 5608, 5712, 6664, 8412, 9814, 9996, 11216, 11917, 13328, 14721, 16824, 19628, 19992, 23834, 29442, 33648, 34349, 35751, 39256, 39984, 47668, 58884, 68698, 71502, 78512, 83419, 95336, 103047, 117768, 137396, 143004, 166838, 190672, 206094, 235536, 250257, 274792, 286008, 333676, 412188, 500514, 549584, 572016, 583933, 667352, 824376, 1001028, 1167866, 1334704, 1648752, 1751799, 2002056, 2335732, 3503598, 4004112, 4671464, 7007196, 9342928, 14014392, 28028784]

約数ペア:

[(1, 28028784), (2, 14014392), (3, 9342928), (4, 7007196), (6, 4671464), (7, 4004112), (8, 3503598), (12, 2335732), (14, 2002056), (16, 1751799), (17, 1648752), (21, 1334704), (24, 1167866), (28, 1001028), (34, 824376), (42, 667352), (48, 583933), (49, 572016), (51, 549584), (56, 500514), (68, 412188), (84, 333676), (98, 286008), (102, 274792), (112, 250257), (119, 235536), (136, 206094), (147, 190672), (168, 166838), (196, 143004), (204, 137396), (238, 117768), (272, 103047), (294, 95336), (336, 83419), (357, 78512), (392, 71502), (408, 68698), (476, 58884), (588, 47668), (701, 39984), (714, 39256), (784, 35751), (816, 34349), (833, 33648), (952, 29442), (1176, 23834), (1402, 19992), (1428, 19628), (1666, 16824), (1904, 14721), (2103, 13328), (2352, 11917), (2499, 11216), (2804, 9996), (2856, 9814), (3332, 8412), (4206, 6664), (4907, 5712), (4998, 5608)]