28748539

素因数分解:

${\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:402

約数の個数: 16

約数和(自身を含む): 31138560

約数和(自身を除く): 2390021

約数列:

[1, 19, 71, 101, 211, 1349, 1919, 4009, 7171, 14981, 21311, 136249, 284639, 404909, 1513081, 28748539]

約数ペア:

[(1, 28748539), (19, 1513081), (71, 404909), (101, 284639), (211, 136249), (1349, 21311), (1919, 14981), (4009, 7171)]