81148881

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{1621}}^1$

素因数の和:1713

約数の個数: 32

約数和(自身を含む): 124258176

約数和(自身を除く): 43109295

約数列:

[1, 3, 11, 33, 37, 41, 111, 123, 407, 451, 1221, 1353, 1517, 1621, 4551, 4863, 16687, 17831, 50061, 53493, 59977, 66461, 179931, 199383, 659747, 731071, 1979241, 2193213, 2459057, 7377171, 27049627, 81148881]

約数ペア:

[(1, 81148881), (3, 27049627), (11, 7377171), (33, 2459057), (37, 2193213), (41, 1979241), (111, 731071), (123, 659747), (407, 199383), (451, 179931), (1221, 66461), (1353, 59977), (1517, 53493), (1621, 50061), (4551, 17831), (4863, 16687)]