1249288568

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{71339}}^1$

素因数の和:71555

約数の個数: 32

約数和(自身を含む): 2568240000

約数和(自身を除く): 1318951432

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 199, 398, 796, 1592, 2189, 4378, 8756, 17512, 71339, 142678, 285356, 570712, 784729, 1569458, 3138916, 6277832, 14196461, 28392922, 56785844, 113571688, 156161071, 312322142, 624644284, 1249288568]

約数ペア:

[(1, 1249288568), (2, 624644284), (4, 312322142), (8, 156161071), (11, 113571688), (22, 56785844), (44, 28392922), (88, 14196461), (199, 6277832), (398, 3138916), (796, 1569458), (1592, 784729), (2189, 570712), (4378, 285356), (8756, 142678), (17512, 71339)]