12680515

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{439}}^1$

素因数の和:606

約数の個数: 16

約数和(自身を含む): 15681600

約数和(自身を除く): 3001085

約数列:

[1, 5, 53, 109, 265, 439, 545, 2195, 5777, 23267, 28885, 47851, 116335, 239255, 2536103, 12680515]

約数ペア:

[(1, 12680515), (5, 2536103), (53, 239255), (109, 116335), (265, 47851), (439, 28885), (545, 23267), (2195, 5777)]