51688026

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{220889}}^1$

素因数の和:220910

約数の個数: 24

約数和(自身を含む): 120605940

約数和(自身を除く): 68917914

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 220889, 441778, 662667, 1325334, 1988001, 2871557, 3976002, 5743114, 8614671, 17229342, 25844013, 51688026]

約数ペア:

[(1, 51688026), (2, 25844013), (3, 17229342), (6, 8614671), (9, 5743114), (13, 3976002), (18, 2871557), (26, 1988001), (39, 1325334), (78, 662667), (117, 441778), (234, 220889)]