42753137

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:357

約数の個数: 24

約数和(自身を含む): 51644736

約数和(自身を除く): 8891599

約数列:

[1, 7, 43, 49, 103, 197, 301, 721, 1379, 2107, 4429, 5047, 8471, 9653, 20291, 31003, 59297, 142037, 217021, 415079, 872513, 994259, 6107591, 42753137]

約数ペア:

[(1, 42753137), (7, 6107591), (43, 994259), (49, 872513), (103, 415079), (197, 217021), (301, 142037), (721, 59297), (1379, 31003), (2107, 20291), (4429, 9653), (5047, 8471)]