201915909

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{569}}^1$

素因数の和:931

約数の個数: 40

約数和(自身を含む): 326366040

約数和(自身を除く): 124450131

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 337, 351, 569, 1011, 1053, 1707, 3033, 4381, 5121, 7397, 9099, 13143, 15363, 22191, 27297, 39429, 46089, 66573, 118287, 191753, 199719, 354861, 575259, 599157, 1725777, 2492789, 5177331, 7478367, 15531993, 22435101, 67305303, 201915909]

約数ペア:

[(1, 201915909), (3, 67305303), (9, 22435101), (13, 15531993), (27, 7478367), (39, 5177331), (81, 2492789), (117, 1725777), (337, 599157), (351, 575259), (569, 354861), (1011, 199719), (1053, 191753), (1707, 118287), (3033, 66573), (4381, 46089), (5121, 39429), (7397, 27297), (9099, 22191), (13143, 15363)]