2181751

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:127

約数の個数: 24

約数和(自身を含む): 2755760

約数和(自身を除く): 574009

約数列:

[1, 11, 13, 19, 73, 121, 143, 209, 247, 803, 949, 1387, 1573, 2299, 2717, 8833, 10439, 15257, 18031, 29887, 114829, 167827, 198341, 2181751]

約数ペア:

[(1, 2181751), (11, 198341), (13, 167827), (19, 114829), (73, 29887), (121, 18031), (143, 15257), (209, 10439), (247, 8833), (803, 2717), (949, 2299), (1387, 1573)]