16128217

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{353}}^1$

素因数の和:528

約数の個数: 16

約数和(自身を含む): 18963072

約数和(自身を除く): 2834855

約数列:

[1, 7, 61, 107, 353, 427, 749, 2471, 6527, 21533, 37771, 45689, 150731, 264397, 2304031, 16128217]

約数ペア:

[(1, 16128217), (7, 2304031), (61, 264397), (107, 150731), (353, 45689), (427, 37771), (749, 21533), (2471, 6527)]