81508743

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{1621}}^1$

素因数の和:1815

約数の個数: 24

約数和(自身を含む): 121792736

約数和(自身を除く): 40283993

約数列:

[1, 3, 9, 37, 111, 151, 333, 453, 1359, 1621, 4863, 5587, 14589, 16761, 50283, 59977, 179931, 244771, 539793, 734313, 2202939, 9056527, 27169581, 81508743]

約数ペア:

[(1, 81508743), (3, 27169581), (9, 9056527), (37, 2202939), (111, 734313), (151, 539793), (333, 244771), (453, 179931), (1359, 59977), (1621, 50283), (4863, 16761), (5587, 14589)]