9880871

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9871}}^1$

素因数の和:9902

約数の個数: 16

約数和(自身を含む): 13267968

約数和(自身を除く): 3387097

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 9871, 69097, 108581, 128323, 760067, 898261, 1411553, 9880871]

約数ペア:

[(1, 9880871), (7, 1411553), (11, 898261), (13, 760067), (77, 128323), (91, 108581), (143, 69097), (1001, 9871)]