25121291

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1601}}^1$

素因数の和:1702

約数の個数: 16

約数和(自身を含む): 29066688

約数和(自身を除く): 3945397

約数列:

[1, 13, 17, 71, 221, 923, 1207, 1601, 15691, 20813, 27217, 113671, 353821, 1477723, 1932407, 25121291]

約数ペア:

[(1, 25121291), (13, 1932407), (17, 1477723), (71, 353821), (221, 113671), (923, 27217), (1207, 20813), (1601, 15691)]