2781459093

素因数分解:

$3^1\times 7^1\times {\mathrm{659}}^1\times {\mathrm{200987}}^1$

素因数の和:201656

約数の個数: 16

約数和(自身を含む): 4244866560

約数和(自身を除く): 1463407467

約数列:

[1, 3, 7, 21, 659, 1977, 4613, 13839, 200987, 602961, 1406909, 4220727, 132450433, 397351299, 927153031, 2781459093]

約数ペア:

[(1, 2781459093), (3, 927153031), (7, 397351299), (21, 132450433), (659, 4220727), (1977, 1406909), (4613, 602961), (13839, 200987)]