256518766

素因数分解:

$2^1\times 7^1\times {\mathrm{1151}}^1\times {\mathrm{15919}}^1$

素因数の和:17079

約数の個数: 16

約数和(自身を含む): 440156160

約数和(自身を除く): 183637394

約数列:

[1, 2, 7, 14, 1151, 2302, 8057, 15919, 16114, 31838, 111433, 222866, 18322769, 36645538, 128259383, 256518766]

約数ペア:

[(1, 256518766), (2, 128259383), (7, 36645538), (14, 18322769), (1151, 222866), (2302, 111433), (8057, 31838), (15919, 16114)]