861604455

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1181}}^1\times {\mathrm{2861}}^1$

素因数の和:4067

約数の個数: 32

約数和(自身を含む): 1461405888

約数和(自身を除く): 599801433

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 1181, 2861, 3543, 5905, 8583, 14305, 17715, 20077, 42915, 48637, 60231, 100385, 145911, 243185, 301155, 729555, 3378841, 10136523, 16894205, 50682615, 57440297, 172320891, 287201485, 861604455]

約数ペア:

[(1, 861604455), (3, 287201485), (5, 172320891), (15, 57440297), (17, 50682615), (51, 16894205), (85, 10136523), (255, 3378841), (1181, 729555), (2861, 301155), (3543, 243185), (5905, 145911), (8583, 100385), (14305, 60231), (17715, 48637), (20077, 42915)]