388731627

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{6221}}^1$

素因数の和:6411

約数の個数: 24

約数和(自身を含む): 576555408

約数和(自身を除く): 187823781

約数列:

[1, 3, 9, 53, 131, 159, 393, 477, 1179, 6221, 6943, 18663, 20829, 55989, 62487, 329713, 814951, 989139, 2444853, 2967417, 7334559, 43192403, 129577209, 388731627]

約数ペア:

[(1, 388731627), (3, 129577209), (9, 43192403), (53, 7334559), (131, 2967417), (159, 2444853), (393, 989139), (477, 814951), (1179, 329713), (6221, 62487), (6943, 55989), (18663, 20829)]