12977855

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1129}}^1$

素因数の和:1175

約数の個数: 24

約数和(自身を含む): 18034800

約数和(自身を除く): 5056945

約数列:

[1, 5, 11, 19, 55, 95, 121, 209, 605, 1045, 1129, 2299, 5645, 11495, 12419, 21451, 62095, 107255, 136609, 235961, 683045, 1179805, 2595571, 12977855]

約数ペア:

[(1, 12977855), (5, 2595571), (11, 1179805), (19, 683045), (55, 235961), (95, 136609), (121, 107255), (209, 62095), (605, 21451), (1045, 12419), (1129, 11495), (2299, 5645)]