87267731890

素因数分解:

$2^1\times 5^1\times {\mathrm{2221}}^1\times {\mathrm{3929209}}^1$

素因数の和:3931437

約数の個数: 16

約数和(自身を含む): 157152683160

約数和(自身を除く): 69884951270

約数列:

[1, 2, 5, 10, 2221, 4442, 11105, 22210, 3929209, 7858418, 19646045, 39292090, 8726773189, 17453546378, 43633865945, 87267731890]

約数ペア:

[(1, 87267731890), (2, 43633865945), (5, 17453546378), (10, 8726773189), (2221, 39292090), (4442, 19646045), (11105, 7858418), (22210, 3929209)]