16452215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1993}}^1$

素因数の和:2138

約数の個数: 16

約数和(自身を含む): 21439488

約数和(自身を除く): 4987273

約数列:

[1, 5, 13, 65, 127, 635, 1651, 1993, 8255, 9965, 25909, 129545, 253111, 1265555, 3290443, 16452215]

約数ペア:

[(1, 16452215), (5, 3290443), (13, 1265555), (65, 253111), (127, 129545), (635, 25909), (1651, 9965), (1993, 8255)]