207795231

素因数分解:

$3^2\times 7^3\times {\mathrm{83}}^1\times {\mathrm{811}}^1$

素因数の和:921

約数の個数: 48

約数和(自身を含む): 354681600

約数和(自身を除く): 146886369

約数列:

[1, 3, 7, 9, 21, 49, 63, 83, 147, 249, 343, 441, 581, 747, 811, 1029, 1743, 2433, 3087, 4067, 5229, 5677, 7299, 12201, 17031, 28469, 36603, 39739, 51093, 67313, 85407, 119217, 201939, 256221, 278173, 357651, 471191, 605817, 834519, 1413573, 2503557, 3298337, 4240719, 9895011, 23088359, 29685033, 69265077, 207795231]

約数ペア:

[(1, 207795231), (3, 69265077), (7, 29685033), (9, 23088359), (21, 9895011), (49, 4240719), (63, 3298337), (83, 2503557), (147, 1413573), (249, 834519), (343, 605817), (441, 471191), (581, 357651), (747, 278173), (811, 256221), (1029, 201939), (1743, 119217), (2433, 85407), (3087, 67313), (4067, 51093), (5229, 39739), (5677, 36603), (7299, 28469), (12201, 17031)]