2254455

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 4739904

約数和(自身を除く): 2485449

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 153, 255, 315, 357, 421, 595, 765, 1071, 1263, 1785, 2105, 2947, 3789, 5355, 6315, 7157, 8841, 14735, 18945, 21471, 26523, 35785, 44205, 50099, 64413, 107355, 132615, 150297, 250495, 322065, 450891, 751485, 2254455]

約数ペア:

[(1, 2254455), (3, 751485), (5, 450891), (7, 322065), (9, 250495), (15, 150297), (17, 132615), (21, 107355), (35, 64413), (45, 50099), (51, 44205), (63, 35785), (85, 26523), (105, 21471), (119, 18945), (153, 14735), (255, 8841), (315, 7157), (357, 6315), (421, 5355), (595, 3789), (765, 2947), (1071, 2105), (1263, 1785)]