67178573

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{5557}}^1$

素因数の和:5732

約数の個数: 16

約数和(自身を含む): 84303744

約数和(自身を除く): 17125171

約数列:

[1, 7, 11, 77, 157, 1099, 1727, 5557, 12089, 38899, 61127, 427889, 872449, 6107143, 9596939, 67178573]

約数ペア:

[(1, 67178573), (7, 9596939), (11, 6107143), (77, 872449), (157, 427889), (1099, 61127), (1727, 38899), (5557, 12089)]