15990919

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{2129}}^1$

素因数の和:2202

約数の個数: 16

約数和(自身を含む): 19425600

約数和(自身を除く): 3434681

約数列:

[1, 7, 29, 37, 203, 259, 1073, 2129, 7511, 14903, 61741, 78773, 432187, 551411, 2284417, 15990919]

約数ペア:

[(1, 15990919), (7, 2284417), (29, 551411), (37, 432187), (203, 78773), (259, 61741), (1073, 14903), (2129, 7511)]