221868746

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{7219}}^1$

素因数の和:7370

約数の個数: 24

約数和(自身を含む): 368739840

約数和(自身を除く): 146871094

約数列:

[1, 2, 11, 22, 121, 127, 242, 254, 1397, 2794, 7219, 14438, 15367, 30734, 79409, 158818, 873499, 916813, 1746998, 1833626, 10084943, 20169886, 110934373, 221868746]

約数ペア:

[(1, 221868746), (2, 110934373), (11, 20169886), (22, 10084943), (121, 1833626), (127, 1746998), (242, 916813), (254, 873499), (1397, 158818), (2794, 79409), (7219, 30734), (14438, 15367)]