161489151

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{2309}}^1$

素因数の和:2743

約数の個数: 24

約数和(自身を含む): 246246000

約数和(自身を除く): 84756849

約数列:

[1, 3, 9, 19, 57, 171, 409, 1227, 2309, 3681, 6927, 7771, 20781, 23313, 43871, 69939, 131613, 394839, 944381, 2833143, 8499429, 17943239, 53829717, 161489151]

約数ペア:

[(1, 161489151), (3, 53829717), (9, 17943239), (19, 8499429), (57, 2833143), (171, 944381), (409, 394839), (1227, 131613), (2309, 69939), (3681, 43871), (6927, 23313), (7771, 20781)]