28645939

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1061}}^1$

素因数の和:1123

約数の個数: 24

約数和(自身を含む): 36320400

約数和(自身を除く): 7674461

約数列:

[1, 7, 19, 29, 49, 133, 203, 551, 931, 1061, 1421, 3857, 7427, 20159, 26999, 30769, 51989, 141113, 215383, 584611, 987791, 1507681, 4092277, 28645939]

約数ペア:

[(1, 28645939), (7, 4092277), (19, 1507681), (29, 987791), (49, 584611), (133, 215383), (203, 141113), (551, 51989), (931, 30769), (1061, 26999), (1421, 20159), (3857, 7427)]