80947727

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{21943}}^1$

素因数の和:21998

約数の個数: 16

約数和(自身を含む): 101117952

約数和(自身を除く): 20170225

約数列:

[1, 7, 17, 31, 119, 217, 527, 3689, 21943, 153601, 373031, 680233, 2611217, 4761631, 11563961, 80947727]

約数ペア:

[(1, 80947727), (7, 11563961), (17, 4761631), (31, 2611217), (119, 680233), (217, 373031), (527, 153601), (3689, 21943)]