209856963

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{1447}}^1\times {\mathrm{1667}}^1$

素因数の和:3146

約数の個数: 16

約数和(自身を含む): 289831680

約数和(自身を除く): 79974717

約数列:

[1, 3, 29, 87, 1447, 1667, 4341, 5001, 41963, 48343, 125889, 145029, 2412149, 7236447, 69952321, 209856963]

約数ペア:

[(1, 209856963), (3, 69952321), (29, 7236447), (87, 2412149), (1447, 145029), (1667, 125889), (4341, 48343), (5001, 41963)]