28668155

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1\times {\mathrm{643}}^1$

素因数の和:926

約数の個数: 16

約数和(自身を含む): 35533344

約数和(自身を除く): 6865189

約数列:

[1, 5, 37, 185, 241, 643, 1205, 3215, 8917, 23791, 44585, 118955, 154963, 774815, 5733631, 28668155]

約数ペア:

[(1, 28668155), (5, 5733631), (37, 774815), (185, 154963), (241, 118955), (643, 44585), (1205, 23791), (3215, 8917)]