15231807

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{4001}}^1$

素因数の和:4060

約数の個数: 20

約数和(自身を含む): 23243616

約数和(自身を除く): 8011809

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 4001, 12003, 36009, 108027, 188047, 324081, 564141, 1692423, 5077269, 15231807]

約数ペア:

[(1, 15231807), (3, 5077269), (9, 1692423), (27, 564141), (47, 324081), (81, 188047), (141, 108027), (423, 36009), (1269, 12003), (3807, 4001)]