5005881

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{2687}}^1$

素因数の和:2722

約数の個数: 20

約数和(自身を含む): 7805952

約数和(自身を除く): 2800071

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 2687, 8061, 24183, 61801, 72549, 185403, 217647, 556209, 1668627, 5005881]

約数ペア:

[(1, 5005881), (3, 1668627), (9, 556209), (23, 217647), (27, 185403), (69, 72549), (81, 61801), (207, 24183), (621, 8061), (1863, 2687)]