211937841207

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{331671113}}^1$

素因数の和:331671190

約数の個数: 12

約数和(自身を含む): 310444162704

約数和(自身を除く): 98506321497

約数列:

[1, 3, 9, 71, 213, 639, 331671113, 995013339, 2985040017, 23548649023, 70645947069, 211937841207]

約数ペア:

[(1, 211937841207), (3, 70645947069), (9, 23548649023), (71, 2985040017), (213, 995013339), (639, 331671113)]