13212771

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1621}}^1$

素因数の和:1667

約数の個数: 32

約数和(自身を含む): 21799680

約数和(自身を除く): 8586909

約数列:

[1, 3, 11, 13, 19, 33, 39, 57, 143, 209, 247, 429, 627, 741, 1621, 2717, 4863, 8151, 17831, 21073, 30799, 53493, 63219, 92397, 231803, 338789, 400387, 695409, 1016367, 1201161, 4404257, 13212771]

約数ペア:

[(1, 13212771), (3, 4404257), (11, 1201161), (13, 1016367), (19, 695409), (33, 400387), (39, 338789), (57, 231803), (143, 92397), (209, 63219), (247, 53493), (429, 30799), (627, 21073), (741, 17831), (1621, 8151), (2717, 4863)]