253755271

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{337}}^1$

素因数の和:500

約数の個数: 36

約数和(自身を含む): 327984384

約数和(自身を除く): 74229113

約数列:

[1, 7, 11, 49, 77, 121, 127, 337, 539, 847, 889, 1397, 2359, 3707, 5929, 6223, 9779, 15367, 16513, 25949, 40777, 42799, 68453, 107569, 181643, 285439, 299593, 470789, 752983, 1998073, 2097151, 3295523, 5178679, 23068661, 36250753, 253755271]

約数ペア:

[(1, 253755271), (7, 36250753), (11, 23068661), (49, 5178679), (77, 3295523), (121, 2097151), (127, 1998073), (337, 752983), (539, 470789), (847, 299593), (889, 285439), (1397, 181643), (2359, 107569), (3707, 68453), (5929, 42799), (6223, 40777), (9779, 25949), (15367, 16513)]