47478081

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{72931}}^1$

素因数の和:72972

約数の個数: 16

約数和(自身を含む): 74682368

約数和(自身を除く): 27204287

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 72931, 218793, 510517, 1531551, 2260861, 6782583, 15826027, 47478081]

約数ペア:

[(1, 47478081), (3, 15826027), (7, 6782583), (21, 2260861), (31, 1531551), (93, 510517), (217, 218793), (651, 72931)]