820542078

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{860107}}^1$

素因数の和:860168

約数の個数: 24

約数和(自身を含む): 1811387448

約数和(自身を除く): 990845370

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 860107, 1720214, 2580321, 5160642, 7740963, 15481926, 45585671, 91171342, 136757013, 273514026, 410271039, 820542078]

約数ペア:

[(1, 820542078), (2, 410271039), (3, 273514026), (6, 136757013), (9, 91171342), (18, 45585671), (53, 15481926), (106, 7740963), (159, 5160642), (318, 2580321), (477, 1720214), (954, 860107)]