123136805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{72221}}^1$

素因数の和:72268

約数の個数: 16

約数和(自身を含む): 166399488

約数和(自身を除く): 43262683

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 72221, 361105, 794431, 2238851, 3972155, 11194255, 24627361, 123136805]

約数ペア:

[(1, 123136805), (5, 24627361), (11, 11194255), (31, 3972155), (55, 2238851), (155, 794431), (341, 361105), (1705, 72221)]