213043105

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{203869}}^1$

素因数の和:203904

約数の個数: 16

約数和(自身を含む): 293572800

約数和(自身を除く): 80529695

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 203869, 1019345, 2242559, 3873511, 11212795, 19367555, 42608621, 213043105]

約数ペア:

[(1, 213043105), (5, 42608621), (11, 19367555), (19, 11212795), (55, 3873511), (95, 2242559), (209, 1019345), (1045, 203869)]