215290438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1949}}^1\times {\mathrm{5021}}^1$

素因数の和:6983

約数の個数: 16

約数和(自身を含む): 352544400

約数和(自身を除く): 137253962

約数列:

[1, 2, 11, 22, 1949, 3898, 5021, 10042, 21439, 42878, 55231, 110462, 9785929, 19571858, 107645219, 215290438]

約数ペア:

[(1, 215290438), (2, 107645219), (11, 19571858), (22, 9785929), (1949, 110462), (3898, 55231), (5021, 42878), (10042, 21439)]