28793219

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{797}}^1$

素因数の和:1214

約数の個数: 16

約数和(自身を含む): 35571648

約数和(自身を除く): 6778429

約数列:

[1, 7, 13, 91, 397, 797, 2779, 5161, 5579, 10361, 36127, 72527, 316409, 2214863, 4113317, 28793219]

約数ペア:

[(1, 28793219), (7, 4113317), (13, 2214863), (91, 316409), (397, 72527), (797, 36127), (2779, 10361), (5161, 5579)]