47581891

素因数分解:

$7^2\times {\mathrm{61}}^1\times {\mathrm{15919}}^1$

素因数の和:15994

約数の個数: 12

約数和(自身を含む): 56261280

約数和(自身を除く): 8679389

約数列:

[1, 7, 49, 61, 427, 2989, 15919, 111433, 780031, 971059, 6797413, 47581891]

約数ペア:

[(1, 47581891), (7, 6797413), (49, 971059), (61, 780031), (427, 111433), (2989, 15919)]