51955911

素因数分解:

$3^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2131}}^1$

素因数の和:2193

約数の個数: 40

約数和(自身を含む): 90806144

約数和(自身を除く): 38850233

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 81, 129, 189, 301, 387, 567, 903, 1161, 2131, 2709, 3483, 6393, 8127, 14917, 19179, 24381, 44751, 57537, 91633, 134253, 172611, 274899, 402759, 641431, 824697, 1208277, 1924293, 2474091, 5772879, 7422273, 17318637, 51955911]

約数ペア:

[(1, 51955911), (3, 17318637), (7, 7422273), (9, 5772879), (21, 2474091), (27, 1924293), (43, 1208277), (63, 824697), (81, 641431), (129, 402759), (189, 274899), (301, 172611), (387, 134253), (567, 91633), (903, 57537), (1161, 44751), (2131, 24381), (2709, 19179), (3483, 14917), (6393, 8127)]