15222755

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{313}}^1$

素因数の和:526

約数の個数: 16

約数和(自身を含む): 18719424

約数和(自身を除く): 3496669

約数列:

[1, 5, 71, 137, 313, 355, 685, 1565, 9727, 22223, 42881, 48635, 111115, 214405, 3044551, 15222755]

約数ペア:

[(1, 15222755), (5, 3044551), (71, 214405), (137, 111115), (313, 48635), (355, 42881), (685, 22223), (1565, 9727)]