28551921

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{1069}}^1$

素因数の和:1408

約数の個数: 16

約数和(自身を含む): 39547200

約数和(自身を除く): 10995279

約数列:

[1, 3, 29, 87, 307, 921, 1069, 3207, 8903, 26709, 31001, 93003, 328183, 984549, 9517307, 28551921]

約数ペア:

[(1, 28551921), (3, 9517307), (29, 984549), (87, 328183), (307, 93003), (921, 31001), (1069, 26709), (3207, 8903)]