31994573

素因数分解:

${\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{197}}^1$

素因数の和:285

約数の個数: 18

約数和(自身を含む): 35980362

約数和(自身を除く): 3985789

約数列:

[1, 13, 31, 169, 197, 403, 961, 2561, 5239, 6107, 12493, 33293, 79391, 162409, 189317, 1032083, 2461121, 31994573]

約数ペア:

[(1, 31994573), (13, 2461121), (31, 1032083), (169, 189317), (197, 162409), (403, 79391), (961, 33293), (2561, 12493), (5239, 6107)]