89870905

素因数分解:

$5^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1\times {\mathrm{971}}^1$

素因数の和:1256

約数の個数: 16

約数和(自身を含む): 109594944

約数和(自身を除く): 19724039

約数列:

[1, 5, 107, 173, 535, 865, 971, 4855, 18511, 92555, 103897, 167983, 519485, 839915, 17974181, 89870905]

約数ペア:

[(1, 89870905), (5, 17974181), (107, 839915), (173, 519485), (535, 167983), (865, 103897), (971, 92555), (4855, 18511)]