521006073

素因数分解:

$3^1\times 7^2\times {\mathrm{797}}^1\times {\mathrm{4447}}^1$

素因数の和:5261

約数の個数: 24

約数和(自身を含む): 809286912

約数和(自身を除く): 288280839

約数列:

[1, 3, 7, 21, 49, 147, 797, 2391, 4447, 5579, 13341, 16737, 31129, 39053, 93387, 117159, 217903, 653709, 3544259, 10632777, 24809813, 74429439, 173668691, 521006073]

約数ペア:

[(1, 521006073), (3, 173668691), (7, 74429439), (21, 24809813), (49, 10632777), (147, 3544259), (797, 653709), (2391, 217903), (4447, 117159), (5579, 93387), (13341, 39053), (16737, 31129)]