2912120185

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{2081}}^1\times {\mathrm{21529}}^1$

素因数の和:23628

約数の個数: 16

約数和(自身を含む): 3765338640

約数和(自身を除く): 853218455

約数列:

[1, 5, 13, 65, 2081, 10405, 21529, 27053, 107645, 135265, 279877, 1399385, 44801849, 224009245, 582424037, 2912120185]

約数ペア:

[(1, 2912120185), (5, 582424037), (13, 224009245), (65, 44801849), (2081, 1399385), (10405, 279877), (21529, 135265), (27053, 107645)]