15991755

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{82009}}^1$

素因数の和:82030

約数の個数: 16

約数和(自身を含む): 27555360

約数和(自身を除く): 11563605

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 82009, 246027, 410045, 1066117, 1230135, 3198351, 5330585, 15991755]

約数ペア:

[(1, 15991755), (3, 5330585), (5, 3198351), (13, 1230135), (15, 1066117), (39, 410045), (65, 246027), (195, 82009)]