2111185

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:408

約数の個数: 16

約数和(自身を含む): 2712960

約数和(自身を除く): 601775

約数列:

[1, 5, 19, 71, 95, 313, 355, 1349, 1565, 5947, 6745, 22223, 29735, 111115, 422237, 2111185]

約数ペア:

[(1, 2111185), (5, 422237), (19, 111115), (71, 29735), (95, 22223), (313, 6745), (355, 5947), (1349, 1565)]