287703027

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 444382848

約数和(自身を除く): 156679821

約数列:

[1, 3, 9, 41, 47, 53, 123, 141, 159, 313, 369, 423, 477, 939, 1927, 2173, 2491, 2817, 5781, 6519, 7473, 12833, 14711, 16589, 17343, 19557, 22419, 38499, 44133, 49767, 102131, 115497, 132399, 149301, 306393, 603151, 680149, 779683, 919179, 1809453, 2040447, 2339049, 5428359, 6121341, 7017147, 31967003, 95901009, 287703027]

約数ペア:

[(1, 287703027), (3, 95901009), (9, 31967003), (41, 7017147), (47, 6121341), (53, 5428359), (123, 2339049), (141, 2040447), (159, 1809453), (313, 919179), (369, 779683), (423, 680149), (477, 603151), (939, 306393), (1927, 149301), (2173, 132399), (2491, 115497), (2817, 102131), (5781, 49767), (6519, 44133), (7473, 38499), (12833, 22419), (14711, 19557), (16589, 17343)]