138389548

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{11959}}^1$

素因数の和:12237

約数の個数: 24

約数和(自身を含む): 265224960

約数和(自身を除く): 126835412

約数列:

[1, 2, 4, 11, 22, 44, 263, 526, 1052, 2893, 5786, 11572, 11959, 23918, 47836, 131549, 263098, 526196, 3145217, 6290434, 12580868, 34597387, 69194774, 138389548]

約数ペア:

[(1, 138389548), (2, 69194774), (4, 34597387), (11, 12580868), (22, 6290434), (44, 3145217), (263, 526196), (526, 263098), (1052, 131549), (2893, 47836), (5786, 23918), (11572, 11959)]