3896823

素因数分解:

$3^1\times 7^4\times {\mathrm{541}}^1$

素因数の和:572

約数の個数: 20

約数和(自身を含む): 6072568

約数和(自身を除く): 2175745

約数列:

[1, 3, 7, 21, 49, 147, 343, 541, 1029, 1623, 2401, 3787, 7203, 11361, 26509, 79527, 185563, 556689, 1298941, 3896823]

約数ペア:

[(1, 3896823), (3, 1298941), (7, 556689), (21, 185563), (49, 79527), (147, 26509), (343, 11361), (541, 7203), (1029, 3787), (1623, 2401)]