257075054

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{8467}}^1$

素因数の和:8552

約数の個数: 32

約数和(自身を含む): 438981120

約数和(自身を除く): 181906066

約数列:

[1, 2, 17, 19, 34, 38, 47, 94, 323, 646, 799, 893, 1598, 1786, 8467, 15181, 16934, 30362, 143939, 160873, 287878, 321746, 397949, 795898, 2734841, 5469682, 6765133, 7561031, 13530266, 15122062, 128537527, 257075054]

約数ペア:

[(1, 257075054), (2, 128537527), (17, 15122062), (19, 13530266), (34, 7561031), (38, 6765133), (47, 5469682), (94, 2734841), (323, 795898), (646, 397949), (799, 321746), (893, 287878), (1598, 160873), (1786, 143939), (8467, 30362), (15181, 16934)]