248097143

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1613}}^1$

素因数の和:1743

約数の個数: 24

約数和(自身を含む): 299545488

約数和(自身を除く): 51448345

約数列:

[1, 7, 43, 49, 73, 301, 511, 1613, 2107, 3139, 3577, 11291, 21973, 69359, 79037, 117749, 153811, 485513, 824243, 3398591, 5063207, 5769701, 35442449, 248097143]

約数ペア:

[(1, 248097143), (7, 35442449), (43, 5769701), (49, 5063207), (73, 3398591), (301, 824243), (511, 485513), (1613, 153811), (2107, 117749), (3139, 79037), (3577, 69359), (11291, 21973)]