15512889

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{5639}}^1$

素因数の和:5780

約数の個数: 16

約数和(自身を含む): 23823360

約数和(自身を除く): 8310471

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 5639, 16917, 39473, 118419, 738709, 2216127, 5170963, 15512889]

約数ペア:

[(1, 15512889), (3, 5170963), (7, 2216127), (21, 738709), (131, 118419), (393, 39473), (917, 16917), (2751, 5639)]