856553345

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{219911}}^1$

素因数の和:219976

約数の個数: 16

約数和(自身を含む): 1108356480

約数和(自身を除く): 251803135

約数列:

[1, 5, 19, 41, 95, 205, 779, 3895, 219911, 1099555, 4178309, 9016351, 20891545, 45081755, 171310669, 856553345]

約数ペア:

[(1, 856553345), (5, 171310669), (19, 45081755), (41, 20891545), (95, 9016351), (205, 4178309), (779, 1099555), (3895, 219911)]