28797279

素因数分解:

$3^1\times 7^1\times {\mathrm{883}}^1\times {\mathrm{1553}}^1$

素因数の和:2446

約数の個数: 16

約数和(自身を含む): 43959552

約数和(自身を除く): 15162273

約数列:

[1, 3, 7, 21, 883, 1553, 2649, 4659, 6181, 10871, 18543, 32613, 1371299, 4113897, 9599093, 28797279]

約数ペア:

[(1, 28797279), (3, 9599093), (7, 4113897), (21, 1371299), (883, 32613), (1553, 18543), (2649, 10871), (4659, 6181)]