56872015

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{3187}}^1$

素因数の和:3318

約数の個数: 16

約数和(自身を含む): 70697088

約数和(自身を除く): 13825073

約数列:

[1, 5, 43, 83, 215, 415, 3187, 3569, 15935, 17845, 137041, 264521, 685205, 1322605, 11374403, 56872015]

約数ペア:

[(1, 56872015), (5, 11374403), (43, 1322605), (83, 685205), (215, 264521), (415, 137041), (3187, 17845), (3569, 15935)]