6647391

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1889}}^1$

素因数の和:1935

約数の個数: 24

約数和(自身を含む): 10614240

約数和(自身を除く): 3966849

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 1889, 3519, 5667, 17001, 32113, 43447, 96339, 130341, 289017, 391023, 738599, 2215797, 6647391]

約数ペア:

[(1, 6647391), (3, 2215797), (9, 738599), (17, 391023), (23, 289017), (51, 130341), (69, 96339), (153, 43447), (207, 32113), (391, 17001), (1173, 5667), (1889, 3519)]