220149721

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{367}}^1\times {\mathrm{2371}}^1$

素因数の和:2772

約数の個数: 16

約数和(自身を含む): 251394048

約数和(自身を除く): 31244327

約数列:

[1, 11, 23, 253, 367, 2371, 4037, 8441, 26081, 54533, 92851, 599863, 870157, 9571727, 20013611, 220149721]

約数ペア:

[(1, 220149721), (11, 20013611), (23, 9571727), (253, 870157), (367, 599863), (2371, 92851), (4037, 54533), (8441, 26081)]