28511769

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1621}}^1$

素因数の和:1689

約数の個数: 32

約数和(自身を含む): 45779328

約数和(自身を除く): 17267559

約数列:

[1, 3, 11, 13, 33, 39, 41, 123, 143, 429, 451, 533, 1353, 1599, 1621, 4863, 5863, 17589, 17831, 21073, 53493, 63219, 66461, 199383, 231803, 695409, 731071, 863993, 2193213, 2591979, 9503923, 28511769]

約数ペア:

[(1, 28511769), (3, 9503923), (11, 2591979), (13, 2193213), (33, 863993), (39, 731071), (41, 695409), (123, 231803), (143, 199383), (429, 66461), (451, 63219), (533, 53493), (1353, 21073), (1599, 17831), (1621, 17589), (4863, 5863)]