13780081

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2693}}^1$

素因数の和:2760

約数の個数: 16

約数和(自身を含む): 17069184

約数和(自身を除く): 3289103

約数列:

[1, 7, 17, 43, 119, 301, 731, 2693, 5117, 18851, 45781, 115799, 320467, 810593, 1968583, 13780081]

約数ペア:

[(1, 13780081), (7, 1968583), (17, 810593), (43, 320467), (119, 115799), (301, 45781), (731, 18851), (2693, 5117)]