247805215

素因数分解:

$5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{85303}}^1$

素因数の和:85398

約数の個数: 16

約数和(自身を含む): 343945728

約数和(自身を除く): 96140513

約数列:

[1, 5, 7, 35, 83, 415, 581, 2905, 85303, 426515, 597121, 2985605, 7080149, 35400745, 49561043, 247805215]

約数ペア:

[(1, 247805215), (5, 49561043), (7, 35400745), (35, 7080149), (83, 2985605), (415, 597121), (581, 426515), (2905, 85303)]