11689205

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{139}}^2$

素因数の和:305

約数の個数: 18

約数和(自身を含む): 15529878

約数和(自身を除く): 3840673

約数列:

[1, 5, 11, 55, 121, 139, 605, 695, 1529, 7645, 16819, 19321, 84095, 96605, 212531, 1062655, 2337841, 11689205]

約数ペア:

[(1, 11689205), (5, 2337841), (11, 1062655), (55, 212531), (121, 96605), (139, 84095), (605, 19321), (695, 16819), (1529, 7645)]