28671423

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{21191}}^1$

素因数の和:21246

約数の個数: 16

約数和(自身を含む): 42723072

約数和(自身を除く): 14051649

約数列:

[1, 3, 11, 33, 41, 123, 451, 1353, 21191, 63573, 233101, 699303, 868831, 2606493, 9557141, 28671423]

約数ペア:

[(1, 28671423), (3, 9557141), (11, 2606493), (33, 868831), (41, 699303), (123, 233101), (451, 63573), (1353, 21191)]