207901439

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{1223}}^1$

素因数の和:1654

約数の個数: 16

約数和(自身を含む): 229132800

約数和(自身を除く): 21231361

約数列:

[1, 19, 23, 389, 437, 1223, 7391, 8947, 23237, 28129, 169993, 475747, 534451, 9039193, 10942181, 207901439]

約数ペア:

[(1, 207901439), (19, 10942181), (23, 9039193), (389, 534451), (437, 475747), (1223, 169993), (7391, 28129), (8947, 23237)]