520010491

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1579}}^1$

素因数の和:1664

約数の個数: 48

約数和(自身を含む): 726243840

約数和(自身を除く): 206233349

約数列:

[1, 7, 11, 13, 47, 49, 77, 91, 143, 329, 517, 539, 611, 637, 1001, 1579, 2303, 3619, 4277, 6721, 7007, 11053, 17369, 20527, 25333, 29939, 47047, 74213, 77371, 121583, 143689, 225797, 329329, 519491, 816343, 851081, 964769, 1005823, 1580579, 3636437, 5714401, 6753383, 10612459, 11064053, 40000807, 47273681, 74287213, 520010491]

約数ペア:

[(1, 520010491), (7, 74287213), (11, 47273681), (13, 40000807), (47, 11064053), (49, 10612459), (77, 6753383), (91, 5714401), (143, 3636437), (329, 1580579), (517, 1005823), (539, 964769), (611, 851081), (637, 816343), (1001, 519491), (1579, 329329), (2303, 225797), (3619, 143689), (4277, 121583), (6721, 77371), (7007, 74213), (11053, 47047), (17369, 29939), (20527, 25333)]