251261649

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{547411}}^1$

素因数の和:547437

約数の個数: 16

約数和(自身を含む): 394136640

約数和(自身を除く): 142874991

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 547411, 1642233, 4926699, 9305987, 14780097, 27917961, 83753883, 251261649]

約数ペア:

[(1, 251261649), (3, 83753883), (9, 27917961), (17, 14780097), (27, 9305987), (51, 4926699), (153, 1642233), (459, 547411)]