157243317

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{680707}}^1$

素因数の和:680728

約数の個数: 16

約数和(自身を含む): 261391872

約数和(自身を除く): 104148555

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 680707, 2042121, 4764949, 7487777, 14294847, 22463331, 52414439, 157243317]

約数ペア:

[(1, 157243317), (3, 52414439), (7, 22463331), (11, 14294847), (21, 7487777), (33, 4764949), (77, 2042121), (231, 680707)]