28471719

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{12983}}^1$

素因数の和:13046

約数の個数: 16

約数和(自身を含む): 41133312

約数和(自身を除く): 12661593

約数列:

[1, 3, 17, 43, 51, 129, 731, 2193, 12983, 38949, 220711, 558269, 662133, 1674807, 9490573, 28471719]

約数ペア:

[(1, 28471719), (3, 9490573), (17, 1674807), (43, 662133), (51, 558269), (129, 220711), (731, 38949), (2193, 12983)]