27478451

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{283}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 37406208

約数和(自身を除く): 9927757

約数列:

[1, 7, 11, 13, 77, 91, 97, 143, 283, 679, 1001, 1067, 1261, 1981, 3113, 3679, 7469, 8827, 13871, 21791, 25753, 27451, 40469, 97097, 192157, 283283, 301961, 356863, 2113727, 2498041, 3925493, 27478451]

約数ペア:

[(1, 27478451), (7, 3925493), (11, 2498041), (13, 2113727), (77, 356863), (91, 301961), (97, 283283), (143, 192157), (283, 97097), (679, 40469), (1001, 27451), (1067, 25753), (1261, 21791), (1981, 13871), (3113, 8827), (3679, 7469)]