28086584

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{206519}}^1$

素因数の和:206542

約数の個数: 16

約数和(自身を含む): 55760400

約数和(自身を除く): 27673816

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 206519, 413038, 826076, 1652152, 3510823, 7021646, 14043292, 28086584]

約数ペア:

[(1, 28086584), (2, 14043292), (4, 7021646), (8, 3510823), (17, 1652152), (34, 826076), (68, 413038), (136, 206519)]