12520263

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{5903}}^1$

素因数の和:6014

約数の個数: 16

約数和(自身を含む): 19270656

約数和(自身を除く): 6750393

約数列:

[1, 3, 7, 21, 101, 303, 707, 2121, 5903, 17709, 41321, 123963, 596203, 1788609, 4173421, 12520263]

約数ペア:

[(1, 12520263), (3, 4173421), (7, 1788609), (21, 596203), (101, 123963), (303, 41321), (707, 17709), (2121, 5903)]