1279740007

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{2009011}}^1$

素因数の和:2009038

約数の個数: 12

約数和(自身を含む): 1603191576

約数和(自身を除く): 323451569

約数列:

[1, 7, 13, 49, 91, 637, 2009011, 14063077, 26117143, 98441539, 182820001, 1279740007]

約数ペア:

[(1, 1279740007), (7, 182820001), (13, 98441539), (49, 26117143), (91, 14063077), (637, 2009011)]