2155314959

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{65777}}^1$

素因数の和:65966

約数の個数: 16

約数和(自身を含む): 2559553536

約数和(自身を除く): 404238577

約数列:

[1, 7, 31, 151, 217, 1057, 4681, 32767, 65777, 460439, 2039087, 9932327, 14273609, 69526289, 307902137, 2155314959]

約数ペア:

[(1, 2155314959), (7, 307902137), (31, 69526289), (151, 14273609), (217, 9932327), (1057, 2039087), (4681, 460439), (32767, 65777)]