28001729

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2269}}^1$

素因数の和:2360

約数の個数: 16

約数和(自身を含む): 33559680

約数和(自身を除く): 5557951

約数列:

[1, 7, 41, 43, 287, 301, 1763, 2269, 12341, 15883, 93029, 97567, 651203, 682969, 4000247, 28001729]

約数ペア:

[(1, 28001729), (7, 4000247), (41, 682969), (43, 651203), (287, 97567), (301, 93029), (1763, 15883), (2269, 12341)]