138045887

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{5113}}^1$

素因数の和:5175

約数の個数: 24

約数和(自身を含む): 174898800

約数和(自身を除く): 36852913

約数列:

[1, 7, 19, 29, 49, 133, 203, 551, 931, 1421, 3857, 5113, 26999, 35791, 97147, 148277, 250537, 680029, 1037939, 2817263, 4760203, 7265573, 19720841, 138045887]

約数ペア:

[(1, 138045887), (7, 19720841), (19, 7265573), (29, 4760203), (49, 2817263), (133, 1037939), (203, 680029), (551, 250537), (931, 148277), (1421, 97147), (3857, 35791), (5113, 26999)]