127696891

素因数分解:

$7^2\times {\mathrm{19}}^2\times {\mathrm{7219}}^1$

素因数の和:7271

約数の個数: 18

約数和(自身を含む): 156796740

約数和(自身を除く): 29099849

約数列:

[1, 7, 19, 49, 133, 361, 931, 2527, 7219, 17689, 50533, 137161, 353731, 960127, 2606059, 6720889, 18242413, 127696891]

約数ペア:

[(1, 127696891), (7, 18242413), (19, 6720889), (49, 2606059), (133, 960127), (361, 353731), (931, 137161), (2527, 50533), (7219, 17689)]