289310210

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{84347}}^1$

素因数の和:84375

約数の個数: 32

約数和(自身を含む): 607305600

約数和(自身を除く): 317995390

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 84347, 168694, 421735, 590429, 843470, 1180858, 2952145, 4133003, 5904290, 8266006, 20665015, 28931021, 41330030, 57862042, 144655105, 289310210]

約数ペア:

[(1, 289310210), (2, 144655105), (5, 57862042), (7, 41330030), (10, 28931021), (14, 20665015), (35, 8266006), (49, 5904290), (70, 4133003), (98, 2952145), (245, 1180858), (343, 843470), (490, 590429), (686, 421735), (1715, 168694), (3430, 84347)]