28066371

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:451

約数の個数: 32

約数和(自身を含む): 42052608

約数和(自身を除く): 13986237

約数列:

[1, 3, 17, 23, 51, 69, 71, 213, 337, 391, 1011, 1173, 1207, 1633, 3621, 4899, 5729, 7751, 17187, 23253, 23927, 27761, 71781, 83283, 131767, 395301, 406759, 550321, 1220277, 1650963, 9355457, 28066371]

約数ペア:

[(1, 28066371), (3, 9355457), (17, 1650963), (23, 1220277), (51, 550321), (69, 406759), (71, 395301), (213, 131767), (337, 83283), (391, 71781), (1011, 27761), (1173, 23927), (1207, 23253), (1633, 17187), (3621, 7751), (4899, 5729)]