229691889

素因数分解:

$3^3\times 7^1\times {\mathrm{1215301}}^1$

素因数の和:1215317

約数の個数: 16

約数和(自身を含む): 388896640

約数和(自身を除く): 159204751

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1215301, 3645903, 8507107, 10937709, 25521321, 32813127, 76563963, 229691889]

約数ペア:

[(1, 229691889), (3, 76563963), (7, 32813127), (9, 25521321), (21, 10937709), (27, 8507107), (63, 3645903), (189, 1215301)]