268557989

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{4937}}^1$

素因数の和:5372

約数の個数: 16

約数和(自身を含む): 323932800

約数和(自身を除く): 55374811

約数列:

[1, 7, 19, 133, 409, 2863, 4937, 7771, 34559, 54397, 93803, 656621, 2019233, 14134631, 38365427, 268557989]

約数ペア:

[(1, 268557989), (7, 38365427), (19, 14134631), (133, 2019233), (409, 656621), (2863, 93803), (4937, 54397), (7771, 34559)]