28381595

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{1559}}^1$

素因数の和:1906

約数の個数: 16

約数和(自身を含む): 37290240

約数和(自身を除く): 8908645

約数列:

[1, 5, 11, 55, 331, 1559, 1655, 3641, 7795, 17149, 18205, 85745, 516029, 2580145, 5676319, 28381595]

約数ペア:

[(1, 28381595), (5, 5676319), (11, 2580145), (55, 516029), (331, 85745), (1559, 18205), (1655, 17149), (3641, 7795)]