28880859

素因数分解:

$3^1\times 7^1\times {\mathrm{739}}^1\times {\mathrm{1861}}^1$

素因数の和:2610

約数の個数: 16

約数和(自身を含む): 44092160

約数和(自身を除く): 15211301

約数列:

[1, 3, 7, 21, 739, 1861, 2217, 5173, 5583, 13027, 15519, 39081, 1375279, 4125837, 9626953, 28880859]

約数ペア:

[(1, 28880859), (3, 9626953), (7, 4125837), (21, 1375279), (739, 39081), (1861, 15519), (2217, 13027), (5173, 5583)]