2078485857

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^2\times {\mathrm{151}}^1$

素因数の和:351

約数の個数: 72

約数和(自身を含む): 3587246208

約数和(自身を除く): 1508760351

約数列:

[1, 3, 7, 9, 21, 41, 63, 73, 123, 151, 219, 287, 369, 453, 511, 657, 861, 1057, 1359, 1533, 2583, 2993, 3171, 4599, 5329, 6191, 8979, 9513, 11023, 15987, 18573, 20951, 26937, 33069, 37303, 43337, 47961, 55719, 62853, 77161, 99207, 111909, 130011, 188559, 218489, 231483, 335727, 390033, 451943, 655467, 694449, 804679, 1355829, 1529423, 1966401, 2414037, 3163601, 4067487, 4588269, 5632753, 7242111, 9490803, 13764807, 16898259, 28472409, 32991839, 50694777, 98975517, 230942873, 296926551, 692828619, 2078485857]

約数ペア:

[(1, 2078485857), (3, 692828619), (7, 296926551), (9, 230942873), (21, 98975517), (41, 50694777), (63, 32991839), (73, 28472409), (123, 16898259), (151, 13764807), (219, 9490803), (287, 7242111), (369, 5632753), (453, 4588269), (511, 4067487), (657, 3163601), (861, 2414037), (1057, 1966401), (1359, 1529423), (1533, 1355829), (2583, 804679), (2993, 694449), (3171, 655467), (4599, 451943), (5329, 390033), (6191, 335727), (8979, 231483), (9513, 218489), (11023, 188559), (15987, 130011), (18573, 111909), (20951, 99207), (26937, 77161), (33069, 62853), (37303, 55719), (43337, 47961)]