15000009

素因数分解:

$3^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{563}}^1$

素因数の和:756

約数の個数: 16

約数和(自身を含む): 20466432

約数和(自身を除く): 5466423

約数列:

[1, 3, 83, 107, 249, 321, 563, 1689, 8881, 26643, 46729, 60241, 140187, 180723, 5000003, 15000009]

約数ペア:

[(1, 15000009), (3, 5000003), (83, 180723), (107, 140187), (249, 60241), (321, 46729), (563, 26643), (1689, 8881)]