215344892

素因数分解:

$2^2\times 7^1\times {\mathrm{647}}^1\times {\mathrm{11887}}^1$

素因数の和:12545

約数の個数: 24

約数和(自身を含む): 431391744

約数和(自身を除く): 216046852

約数列:

[1, 2, 4, 7, 14, 28, 647, 1294, 2588, 4529, 9058, 11887, 18116, 23774, 47548, 83209, 166418, 332836, 7690889, 15381778, 30763556, 53836223, 107672446, 215344892]

約数ペア:

[(1, 215344892), (2, 107672446), (4, 53836223), (7, 30763556), (14, 15381778), (28, 7690889), (647, 332836), (1294, 166418), (2588, 83209), (4529, 47548), (9058, 23774), (11887, 18116)]