42567687

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1$

素因数の和:421

約数の個数: 40

約数和(自身を含む): 67477344

約数和(自身を除く): 24909657

約数列:

[1, 3, 9, 23, 27, 69, 73, 81, 207, 219, 313, 621, 657, 939, 1679, 1863, 1971, 2817, 5037, 5913, 7199, 8451, 15111, 21597, 22849, 25353, 45333, 64791, 68547, 135999, 194373, 205641, 525527, 583119, 616923, 1576581, 1850769, 4729743, 14189229, 42567687]

約数ペア:

[(1, 42567687), (3, 14189229), (9, 4729743), (23, 1850769), (27, 1576581), (69, 616923), (73, 583119), (81, 525527), (207, 205641), (219, 194373), (313, 135999), (621, 68547), (657, 64791), (939, 45333), (1679, 25353), (1863, 22849), (1971, 21597), (2817, 15111), (5037, 8451), (5913, 7199)]