221425332

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{132749}}^1$

素因数の和:132895

約数の個数: 24

約数和(自身を含む): 520380000

約数和(自身を除く): 298954668

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1668, 132749, 265498, 398247, 530996, 796494, 1592988, 18452111, 36904222, 55356333, 73808444, 110712666, 221425332]

約数ペア:

[(1, 221425332), (2, 110712666), (3, 73808444), (4, 55356333), (6, 36904222), (12, 18452111), (139, 1592988), (278, 796494), (417, 530996), (556, 398247), (834, 265498), (1668, 132749)]