857444

素因数分解:

$2^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{271}}^1$

素因数の和:395

約数の個数: 24

約数和(自身を含む): 1736448

約数和(自身を除く): 879004

約数列:

[1, 2, 4, 7, 14, 28, 113, 226, 271, 452, 542, 791, 1084, 1582, 1897, 3164, 3794, 7588, 30623, 61246, 122492, 214361, 428722, 857444]

約数ペア:

[(1, 857444), (2, 428722), (4, 214361), (7, 122492), (14, 61246), (28, 30623), (113, 7588), (226, 3794), (271, 3164), (452, 1897), (542, 1582), (791, 1084)]