205976385

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{66337}}^1$

素因数の和:66374

約数の個数: 32

約数和(自身を含む): 382106880

約数和(自身を除く): 176130495

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 66337, 199011, 331685, 597033, 995055, 1525751, 1791099, 2985165, 4577253, 7628755, 8955495, 13731759, 22886265, 41195277, 68658795, 205976385]

約数ペア:

[(1, 205976385), (3, 68658795), (5, 41195277), (9, 22886265), (15, 13731759), (23, 8955495), (27, 7628755), (45, 4577253), (69, 2985165), (115, 1791099), (135, 1525751), (207, 995055), (345, 597033), (621, 331685), (1035, 199011), (3105, 66337)]