81641758

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{100297}}^1$

素因数の和:100347

約数の個数: 16

約数和(自身を含む): 137207664

約数和(自身を除く): 55565906

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 100297, 200594, 1103267, 2206534, 3710989, 7421978, 40820879, 81641758]

約数ペア:

[(1, 81641758), (2, 40820879), (11, 7421978), (22, 3710989), (37, 2206534), (74, 1103267), (407, 200594), (814, 100297)]