80781657

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{1601}}^1$

素因数の和:1765

約数の個数: 24

約数和(自身を含む): 119316960

約数和(自身を除く): 38535303

約数列:

[1, 3, 11, 33, 121, 139, 363, 417, 1529, 1601, 4587, 4803, 16819, 17611, 50457, 52833, 193721, 222539, 581163, 667617, 2447929, 7343787, 26927219, 80781657]

約数ペア:

[(1, 80781657), (3, 26927219), (11, 7343787), (33, 2447929), (121, 667617), (139, 581163), (363, 222539), (417, 193721), (1529, 52833), (1601, 50457), (4587, 17611), (4803, 16819)]