857679991

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{397}}^1\times {\mathrm{5231}}^1$

素因数の和:5694

約数の個数: 16

約数和(自身を含む): 999521280

約数和(自身を除く): 141841289

約数列:

[1, 7, 59, 397, 413, 2779, 5231, 23423, 36617, 163961, 308629, 2076707, 2160403, 14536949, 122525713, 857679991]

約数ペア:

[(1, 857679991), (7, 122525713), (59, 14536949), (397, 2160403), (413, 2076707), (2779, 308629), (5231, 163961), (23423, 36617)]