28731017

素因数分解:

$7^1\times {\mathrm{31}}^2\times {\mathrm{4271}}^1$

素因数の和:4340

約数の個数: 12

約数和(自身を含む): 33936768

約数和(自身を除く): 5205751

約数列:

[1, 7, 31, 217, 961, 4271, 6727, 29897, 132401, 926807, 4104431, 28731017]

約数ペア:

[(1, 28731017), (7, 4104431), (31, 926807), (217, 132401), (961, 29897), (4271, 6727)]