16131981

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{1429}}^1$

素因数の和:1556

約数の個数: 16

約数和(自身を含む): 22239360

約数和(自身を除く): 6107379

約数列:

[1, 3, 53, 71, 159, 213, 1429, 3763, 4287, 11289, 75737, 101459, 227211, 304377, 5377327, 16131981]

約数ペア:

[(1, 16131981), (3, 5377327), (53, 304377), (71, 227211), (159, 101459), (213, 75737), (1429, 11289), (3763, 4287)]