10991701

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^3$

素因数の和:149

約数の個数: 16

約数和(自身を含む): 13327360

約数和(自身を除く): 2335659

約数列:

[1, 7, 31, 37, 217, 259, 1147, 1369, 8029, 9583, 42439, 50653, 297073, 354571, 1570243, 10991701]

約数ペア:

[(1, 10991701), (7, 1570243), (31, 354571), (37, 297073), (217, 50653), (259, 42439), (1147, 9583), (1369, 8029)]