217412269

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{21713}}^1$

素因数の和:21780

約数の個数: 16

約数和(自身を含む): 250145280

約数和(自身を除く): 32733011

約数列:

[1, 17, 19, 31, 323, 527, 589, 10013, 21713, 369121, 412547, 673103, 7013299, 11442751, 12788957, 217412269]

約数ペア:

[(1, 217412269), (17, 12788957), (19, 11442751), (31, 7013299), (323, 673103), (527, 412547), (589, 369121), (10013, 21713)]