39687963

素因数分解:

$3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{9497}}^1$

素因数の和:9706

約数の個数: 16

約数和(自身を含む): 60787200

約数和(自身を除く): 21099237

約数列:

[1, 3, 7, 21, 199, 597, 1393, 4179, 9497, 28491, 66479, 199437, 1889903, 5669709, 13229321, 39687963]

約数ペア:

[(1, 39687963), (3, 13229321), (7, 5669709), (21, 1889903), (199, 199437), (597, 66479), (1393, 28491), (4179, 9497)]