219314319

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{242873}}^1$

素因数の和:242926

約数の個数: 16

約数和(自身を含む): 341966592

約数和(自身を除く): 122652273

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 242873, 728619, 1700111, 5100333, 10443539, 31330617, 73104773, 219314319]

約数ペア:

[(1, 219314319), (3, 73104773), (7, 31330617), (21, 10443539), (43, 5100333), (129, 1700111), (301, 728619), (903, 242873)]