15805257

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{769}}^1$

素因数の和:833

約数の個数: 32

約数和(自身を含む): 24837120

約数和(自身を除く): 9031863

約数列:

[1, 3, 13, 17, 31, 39, 51, 93, 221, 403, 527, 663, 769, 1209, 1581, 2307, 6851, 9997, 13073, 20553, 23839, 29991, 39219, 71517, 169949, 309907, 405263, 509847, 929721, 1215789, 5268419, 15805257]

約数ペア:

[(1, 15805257), (3, 5268419), (13, 1215789), (17, 929721), (31, 509847), (39, 405263), (51, 309907), (93, 169949), (221, 71517), (403, 39219), (527, 29991), (663, 23839), (769, 20553), (1209, 13073), (1581, 9997), (2307, 6851)]