15172191

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{2153}}^1$

素因数の和:2197

約数の個数: 24

約数和(自身を含む): 23521680

約数和(自身を除く): 8349489

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 783, 2153, 2349, 6459, 7047, 19377, 58131, 62437, 174393, 187311, 523179, 561933, 1685799, 5057397, 15172191]

約数ペア:

[(1, 15172191), (3, 5057397), (9, 1685799), (27, 561933), (29, 523179), (81, 187311), (87, 174393), (243, 62437), (261, 58131), (783, 19377), (2153, 7047), (2349, 6459)]