2807127

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:291

約数の個数: 24

約数和(自身を含む): 4313088

約数和(自身を除く): 1505961

約数列:

[1, 3, 9, 23, 69, 71, 191, 207, 213, 573, 639, 1633, 1719, 4393, 4899, 13179, 13561, 14697, 39537, 40683, 122049, 311903, 935709, 2807127]

約数ペア:

[(1, 2807127), (3, 935709), (9, 311903), (23, 122049), (69, 40683), (71, 39537), (191, 14697), (207, 13561), (213, 13179), (573, 4899), (639, 4393), (1633, 1719)]