28880091

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{28909}}^1$

素因数の和:28955

約数の個数: 16

約数和(自身を含む): 43943200

約数和(自身を除く): 15063109

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 28909, 86727, 260181, 780543, 1069633, 3208899, 9626697, 28880091]

約数ペア:

[(1, 28880091), (3, 9626697), (9, 3208899), (27, 1069633), (37, 780543), (111, 260181), (333, 86727), (999, 28909)]