81120651

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{3889}}^1$

素因数の和:4318

約数の個数: 16

約数和(自身を含む): 114832800

約数和(自身を除く): 33712149

約数列:

[1, 3, 17, 51, 409, 1227, 3889, 6953, 11667, 20859, 66113, 198339, 1590601, 4771803, 27040217, 81120651]

約数ペア:

[(1, 81120651), (3, 27040217), (17, 4771803), (51, 1590601), (409, 198339), (1227, 66113), (3889, 20859), (6953, 11667)]