72068763

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1531}}^1$

素因数の和:1635

約数の個数: 32

約数和(自身を含む): 111186432

約数和(自身を除く): 39117669

約数列:

[1, 3, 13, 17, 39, 51, 71, 213, 221, 663, 923, 1207, 1531, 2769, 3621, 4593, 15691, 19903, 26027, 47073, 59709, 78081, 108701, 326103, 338351, 1015053, 1413113, 1847917, 4239339, 5543751, 24022921, 72068763]

約数ペア:

[(1, 72068763), (3, 24022921), (13, 5543751), (17, 4239339), (39, 1847917), (51, 1413113), (71, 1015053), (213, 338351), (221, 326103), (663, 108701), (923, 78081), (1207, 59709), (1531, 47073), (2769, 26027), (3621, 19903), (4593, 15691)]