12789261

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2579}}^1$

素因数の和:2633

約数の個数: 24

約数和(自身を含む): 20124000

約数和(自身を除く): 7334739

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 551, 1653, 2579, 4959, 7737, 23211, 49001, 74791, 147003, 224373, 441009, 673119, 1421029, 4263087, 12789261]

約数ペア:

[(1, 12789261), (3, 4263087), (9, 1421029), (19, 673119), (29, 441009), (57, 224373), (87, 147003), (171, 74791), (261, 49001), (551, 23211), (1653, 7737), (2579, 4959)]