16003755

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5009}}^1$

素因数の和:5091

約数の個数: 24

約数和(自身を含む): 28136160

約数和(自身を除く): 12132405

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 5009, 15027, 25045, 45081, 75135, 225405, 355639, 1066917, 1778195, 3200751, 5334585, 16003755]

約数ペア:

[(1, 16003755), (3, 5334585), (5, 3200751), (9, 1778195), (15, 1066917), (45, 355639), (71, 225405), (213, 75135), (355, 45081), (639, 25045), (1065, 15027), (3195, 5009)]