28668027

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1\times {\mathrm{739}}^1$

素因数の和:1002

約数の個数: 16

約数和(自身を含む): 39048320

約数和(自身を除く): 10380293

約数列:

[1, 3, 67, 193, 201, 579, 739, 2217, 12931, 38793, 49513, 142627, 148539, 427881, 9556009, 28668027]

約数ペア:

[(1, 28668027), (3, 9556009), (67, 427881), (193, 148539), (201, 142627), (579, 49513), (739, 38793), (2217, 12931)]