1909654019

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{2997887}}^1$

素因数の和:2997914

約数の個数: 12

約数和(自身を含む): 2392314624

約数和(自身を除く): 482660605

約数列:

[1, 7, 13, 49, 91, 637, 2997887, 20985209, 38972531, 146896463, 272807717, 1909654019]

約数ペア:

[(1, 1909654019), (7, 272807717), (13, 146896463), (49, 38972531), (91, 20985209), (637, 2997887)]