157216959

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{472123}}^1$

素因数の和:472166

約数の個数: 12

約数和(自身を含む): 233229256

約数和(自身を除く): 76012297

約数列:

[1, 3, 9, 37, 111, 333, 472123, 1416369, 4249107, 17468551, 52405653, 157216959]

約数ペア:

[(1, 157216959), (3, 52405653), (9, 17468551), (37, 4249107), (111, 1416369), (333, 472123)]