28990117

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2791}}^1$

素因数の和:2868

約数の個数: 16

約数和(自身を含む): 33772032

約数和(自身を除く): 4781915

約数列:

[1, 13, 17, 47, 221, 611, 799, 2791, 10387, 36283, 47447, 131177, 616811, 1705301, 2230009, 28990117]

約数ペア:

[(1, 28990117), (13, 2230009), (17, 1705301), (47, 616811), (221, 131177), (611, 47447), (799, 36283), (2791, 10387)]