129254842

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{27749}}^1$

素因数の和:27905

約数の個数: 16

約数和(自身を含む): 206793000

約数和(自身を除く): 77538158

約数列:

[1, 2, 17, 34, 137, 274, 2329, 4658, 27749, 55498, 471733, 943466, 3801613, 7603226, 64627421, 129254842]

約数ペア:

[(1, 129254842), (2, 64627421), (17, 7603226), (34, 3801613), (137, 943466), (274, 471733), (2329, 55498), (4658, 27749)]