15811135

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1117}}^1$

素因数の和:1290

約数の個数: 16

約数和(自身を含む): 20124000

約数和(自身を除く): 4312865

約数列:

[1, 5, 19, 95, 149, 745, 1117, 2831, 5585, 14155, 21223, 106115, 166433, 832165, 3162227, 15811135]

約数ペア:

[(1, 15811135), (5, 3162227), (19, 832165), (95, 166433), (149, 106115), (745, 21223), (1117, 14155), (2831, 5585)]