257788646726

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{739}}^1\times {\mathrm{13416709}}^1$

素因数の和:13417463

約数の個数: 16

約数和(自身を含む): 416991346800

約数和(自身を除く): 159202700074

約数列:

[1, 2, 13, 26, 739, 1478, 9607, 19214, 13416709, 26833418, 174417217, 348834434, 9914947951, 19829895902, 128894323363, 257788646726]

約数ペア:

[(1, 257788646726), (2, 128894323363), (13, 19829895902), (26, 9914947951), (739, 348834434), (1478, 174417217), (9607, 26833418), (19214, 13416709)]