28408107

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{104059}}^1$

素因数の和:104082

約数の個数: 16

約数和(自身を含む): 46618880

約数和(自身を除く): 18210773

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 104059, 312177, 728413, 1352767, 2185239, 4058301, 9469369, 28408107]

約数ペア:

[(1, 28408107), (3, 9469369), (7, 4058301), (13, 2185239), (21, 1352767), (39, 728413), (91, 312177), (273, 104059)]