16145269

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{521}}^1$

素因数の和:780

約数の個数: 16

約数和(自身を含む): 19543680

約数和(自身を除く): 3398411

約数列:

[1, 7, 19, 133, 233, 521, 1631, 3647, 4427, 9899, 30989, 69293, 121393, 849751, 2306467, 16145269]

約数ペア:

[(1, 16145269), (7, 2306467), (19, 849751), (133, 121393), (233, 69293), (521, 30989), (1631, 9899), (3647, 4427)]