26855185

素因数分解:

$5^1\times 7^4\times {\mathrm{2237}}^1$

素因数の和:2270

約数の個数: 20

約数和(自身を含む): 37611828

約数和(自身を除く): 10756643

約数列:

[1, 5, 7, 35, 49, 245, 343, 1715, 2237, 2401, 11185, 12005, 15659, 78295, 109613, 548065, 767291, 3836455, 5371037, 26855185]

約数ペア:

[(1, 26855185), (5, 5371037), (7, 3836455), (35, 767291), (49, 548065), (245, 109613), (343, 78295), (1715, 15659), (2237, 12005), (2401, 11185)]