157427991

素因数分解:

$3^2\times 7^1\times {\mathrm{757}}^1\times {\mathrm{3301}}^1$

素因数の和:4071

約数の個数: 24

約数和(自身を含む): 260303264

約数和(自身を除く): 102875273

約数列:

[1, 3, 7, 9, 21, 63, 757, 2271, 3301, 5299, 6813, 9903, 15897, 23107, 29709, 47691, 69321, 207963, 2498857, 7496571, 17491999, 22489713, 52475997, 157427991]

約数ペア:

[(1, 157427991), (3, 52475997), (7, 22489713), (9, 17491999), (21, 7496571), (63, 2498857), (757, 207963), (2271, 69321), (3301, 47691), (5299, 29709), (6813, 23107), (9903, 15897)]