251145687

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{983}}^1\times {\mathrm{6551}}^1$

素因数の和:7550

約数の個数: 16

約数和(自身を含む): 361041408

約数和(自身を除く): 109895721

約数列:

[1, 3, 13, 39, 983, 2949, 6551, 12779, 19653, 38337, 85163, 255489, 6439633, 19318899, 83715229, 251145687]

約数ペア:

[(1, 251145687), (3, 83715229), (13, 19318899), (39, 6439633), (983, 255489), (2949, 85163), (6551, 38337), (12779, 19653)]