204586319

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{219749}}^1$

素因数の和:219782

約数の個数: 12

約数和(自身を含む): 250515000

約数和(自身を除く): 45928681

約数列:

[1, 7, 19, 49, 133, 931, 219749, 1538243, 4175231, 10767701, 29226617, 204586319]

約数ペア:

[(1, 204586319), (7, 29226617), (19, 10767701), (49, 4175231), (133, 1538243), (931, 219749)]