138776457

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{613}}^1$

素因数の和:849

約数の個数: 32

約数和(自身を含む): 205832448

約数和(自身を除く): 67055991

約数列:

[1, 3, 17, 23, 51, 69, 193, 391, 579, 613, 1173, 1839, 3281, 4439, 9843, 10421, 13317, 14099, 31263, 42297, 75463, 118309, 226389, 239683, 354927, 719049, 2011253, 2721107, 6033759, 8163321, 46258819, 138776457]

約数ペア:

[(1, 138776457), (3, 46258819), (17, 8163321), (23, 6033759), (51, 2721107), (69, 2011253), (193, 719049), (391, 354927), (579, 239683), (613, 226389), (1173, 118309), (1839, 75463), (3281, 42297), (4439, 31263), (9843, 14099), (10421, 13317)]