16641521

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{293}}^1$

素因数の和:580

約数の個数: 16

約数和(自身を含む): 19114704

約数和(自身を除く): 2473183

約数列:

[1, 13, 17, 221, 257, 293, 3341, 3809, 4369, 4981, 56797, 64753, 75301, 978913, 1280117, 16641521]

約数ペア:

[(1, 16641521), (13, 1280117), (17, 978913), (221, 75301), (257, 64753), (293, 56797), (3341, 4981), (3809, 4369)]