28489521

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1\times {\mathrm{821}}^1$

素因数の和:1136

約数の個数: 16

約数和(自身を含む): 39061440

約数和(自身を除く): 10571919

約数列:

[1, 3, 43, 129, 269, 807, 821, 2463, 11567, 34701, 35303, 105909, 220849, 662547, 9496507, 28489521]

約数ペア:

[(1, 28489521), (3, 9496507), (43, 662547), (129, 220849), (269, 105909), (807, 35303), (821, 34701), (2463, 11567)]