9923905

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:384

約数の個数: 16

約数和(自身を含む): 12196800

約数和(自身を除く): 2272895

約数列:

[1, 5, 109, 131, 139, 545, 655, 695, 14279, 15151, 18209, 71395, 75755, 91045, 1984781, 9923905]

約数ペア:

[(1, 9923905), (5, 1984781), (109, 91045), (131, 75755), (139, 71395), (545, 18209), (655, 15151), (695, 14279)]