47821991

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{42433}}^1$

素因数の和:42470

約数の個数: 12

約数和(自身を含む): 58049712

約数和(自身を除く): 10227721

約数列:

[1, 7, 23, 49, 161, 1127, 42433, 297031, 975959, 2079217, 6831713, 47821991]

約数ペア:

[(1, 47821991), (7, 6831713), (23, 2079217), (49, 975959), (161, 297031), (1127, 42433)]