171942199

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{70729}}^1$

素因数の和:70770

約数の個数: 16

約数和(自身を含む): 213887520

約数和(自身を除く): 41945321

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 70729, 778019, 919477, 1202393, 10114247, 13226323, 15631109, 171942199]

約数ペア:

[(1, 171942199), (11, 15631109), (13, 13226323), (17, 10114247), (143, 1202393), (187, 919477), (221, 778019), (2431, 70729)]