39617991

素因数分解:

$3^5\times 7^1\times {\mathrm{23291}}^1$

素因数の和:23313

約数の個数: 24

約数和(自身を含む): 67826304

約数和(自身を除く): 28208313

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 23291, 69873, 163037, 209619, 489111, 628857, 1467333, 1886571, 4401999, 5659713, 13205997, 39617991]

約数ペア:

[(1, 39617991), (3, 13205997), (7, 5659713), (9, 4401999), (21, 1886571), (27, 1467333), (63, 628857), (81, 489111), (189, 209619), (243, 163037), (567, 69873), (1701, 23291)]