2107903

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:246

約数の個数: 16

約数和(自身を含む): 2534400

約数和(自身を除く): 426497

約数列:

[1, 7, 43, 47, 149, 301, 329, 1043, 2021, 6407, 7003, 14147, 44849, 49021, 301129, 2107903]

約数ペア:

[(1, 2107903), (7, 301129), (43, 49021), (47, 44849), (149, 14147), (301, 7003), (329, 6407), (1043, 2021)]