199401621

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{41777}}^1$

素因数の和:41860

約数の個数: 16

約数和(自身を含む): 279411264

約数和(自身を除く): 80009643

約数列:

[1, 3, 37, 43, 111, 129, 1591, 4773, 41777, 125331, 1545749, 1796411, 4637247, 5389233, 66467207, 199401621]

約数ペア:

[(1, 199401621), (3, 66467207), (37, 5389233), (43, 4637247), (111, 1796411), (129, 1545749), (1591, 125331), (4773, 41777)]