129354239

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{643}}^1\times {\mathrm{991}}^1$

素因数の和:1670

約数の個数: 16

約数和(自身を含む): 153323520

約数和(自身を除く): 23969281

約数列:

[1, 7, 29, 203, 643, 991, 4501, 6937, 18647, 28739, 130529, 201173, 637213, 4460491, 18479177, 129354239]

約数ペア:

[(1, 129354239), (7, 18479177), (29, 4460491), (203, 637213), (643, 201173), (991, 130529), (4501, 28739), (6937, 18647)]