13231695

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2731}}^1$

素因数の和:2775

約数の個数: 32

約数和(自身を含む): 23604480

約数和(自身を除く): 10372785

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 2731, 4845, 8193, 13655, 40965, 46427, 51889, 139281, 155667, 232135, 259445, 696405, 778335, 882113, 2646339, 4410565, 13231695]

約数ペア:

[(1, 13231695), (3, 4410565), (5, 2646339), (15, 882113), (17, 778335), (19, 696405), (51, 259445), (57, 232135), (85, 155667), (95, 139281), (255, 51889), (285, 46427), (323, 40965), (969, 13655), (1615, 8193), (2731, 4845)]