15120486

素因数分解:

$2^1\times 3^3\times {\mathrm{280009}}^1$

素因数の和:280020

約数の個数: 16

約数和(自身を含む): 33601200

約数和(自身を除く): 18480714

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 280009, 560018, 840027, 1680054, 2520081, 5040162, 7560243, 15120486]

約数ペア:

[(1, 15120486), (2, 7560243), (3, 5040162), (6, 2520081), (9, 1680054), (18, 840027), (27, 560018), (54, 280009)]