256042871

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1\times {\mathrm{2399}}^1$

素因数の和:2678

約数の個数: 16

約数和(自身を含む): 297984000

約数和(自身を除く): 41941129

約数列:

[1, 7, 79, 193, 553, 1351, 2399, 15247, 16793, 106729, 189521, 463007, 1326647, 3241049, 36577553, 256042871]

約数ペア:

[(1, 256042871), (7, 36577553), (79, 3241049), (193, 1326647), (553, 463007), (1351, 189521), (2399, 106729), (15247, 16793)]