9990.0000000

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{607}}^1$

素因数の和:722

約数の個数: 16

約数和(自身を含む): 7879680

約数和(自身を除く): 2185413

約数列:

[1, 3, 53, 59, 159, 177, 607, 1821, 3127, 9381, 32171, 35813, 96513, 107439, 1898089, 5694267]

約数ペア:

[(1, 5694267), (3, 1898089), (53, 107439), (59, 96513), (159, 35813), (177, 32171), (607, 9381), (1821, 3127)]