12928528025

素因数分解:

$5^2\times 7^1\times {\mathrm{73877303}}^1$

素因数の和:73877320

約数の個数: 12

約数和(自身を含む): 18321571392

約数和(自身を除く): 5393043367

約数列:

[1, 5, 7, 25, 35, 175, 73877303, 369386515, 517141121, 1846932575, 2585705605, 12928528025]

約数ペア:

[(1, 12928528025), (5, 2585705605), (7, 1846932575), (25, 517141121), (35, 369386515), (175, 73877303)]