81641994

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1943857}}^1$

素因数の和:1943869

約数の個数: 16

約数和(自身を含む): 186610368

約数和(自身を除く): 104968374

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1943857, 3887714, 5831571, 11663142, 13606999, 27213998, 40820997, 81641994]

約数ペア:

[(1, 81641994), (2, 40820997), (3, 27213998), (6, 13606999), (7, 11663142), (14, 5831571), (21, 3887714), (42, 1943857)]