28517424

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1987}}^1$

素因数の和:2034

約数の個数: 80

約数和(自身を含む): 82828032

約数和(自身を除く): 54310608

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 23, 24, 26, 39, 46, 48, 52, 69, 78, 92, 104, 138, 156, 184, 208, 276, 299, 312, 368, 552, 598, 624, 897, 1104, 1196, 1794, 1987, 2392, 3588, 3974, 4784, 5961, 7176, 7948, 11922, 14352, 15896, 23844, 25831, 31792, 45701, 47688, 51662, 77493, 91402, 95376, 103324, 137103, 154986, 182804, 206648, 274206, 309972, 365608, 413296, 548412, 594113, 619944, 731216, 1096824, 1188226, 1239888, 1782339, 2193648, 2376452, 3564678, 4752904, 7129356, 9505808, 14258712, 28517424]

約数ペア:

[(1, 28517424), (2, 14258712), (3, 9505808), (4, 7129356), (6, 4752904), (8, 3564678), (12, 2376452), (13, 2193648), (16, 1782339), (23, 1239888), (24, 1188226), (26, 1096824), (39, 731216), (46, 619944), (48, 594113), (52, 548412), (69, 413296), (78, 365608), (92, 309972), (104, 274206), (138, 206648), (156, 182804), (184, 154986), (208, 137103), (276, 103324), (299, 95376), (312, 91402), (368, 77493), (552, 51662), (598, 47688), (624, 45701), (897, 31792), (1104, 25831), (1196, 23844), (1794, 15896), (1987, 14352), (2392, 11922), (3588, 7948), (3974, 7176), (4784, 5961)]