1728209217

素因数分解:

$3^1\times 7^1\times {\mathrm{5347}}^1\times {\mathrm{15391}}^1$

素因数の和:20748

約数の個数: 16

約数和(自身を含む): 2634125312

約数和(自身を除く): 905916095

約数列:

[1, 3, 7, 21, 5347, 15391, 16041, 37429, 46173, 107737, 112287, 323211, 82295677, 246887031, 576069739, 1728209217]

約数ペア:

[(1, 1728209217), (3, 576069739), (7, 246887031), (21, 82295677), (5347, 323211), (15391, 112287), (16041, 107737), (37429, 46173)]