317313710

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{647579}}^1$

素因数の和:647600

約数の個数: 24

約数和(自身を含む): 664417080

約数和(自身を除く): 347103370

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 647579, 1295158, 3237895, 4533053, 6475790, 9066106, 22665265, 31731371, 45330530, 63462742, 158656855, 317313710]

約数ペア:

[(1, 317313710), (2, 158656855), (5, 63462742), (7, 45330530), (10, 31731371), (14, 22665265), (35, 9066106), (49, 6475790), (70, 4533053), (98, 3237895), (245, 1295158), (490, 647579)]