561013911

素因数分解:

$3^3\times {\mathrm{103}}^1\times {\mathrm{201731}}^1$

素因数の和:201843

約数の個数: 16

約数和(自身を含む): 839205120

約数和(自身を除く): 278191209

約数列:

[1, 3, 9, 27, 103, 309, 927, 2781, 201731, 605193, 1815579, 5446737, 20778293, 62334879, 187004637, 561013911]

約数ペア:

[(1, 561013911), (3, 187004637), (9, 62334879), (27, 20778293), (103, 5446737), (309, 1815579), (927, 605193), (2781, 201731)]