220131087

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1\times {\mathrm{311}}^1$

素因数の和:655

約数の個数: 32

約数和(自身を含む): 326177280

約数和(自身を除く): 106046193

約数列:

[1, 3, 11, 33, 89, 241, 267, 311, 723, 933, 979, 2651, 2937, 3421, 7953, 10263, 21449, 27679, 64347, 74951, 83037, 224853, 235939, 304469, 707817, 824461, 913407, 2473383, 6670639, 20011917, 73377029, 220131087]

約数ペア:

[(1, 220131087), (3, 73377029), (11, 20011917), (33, 6670639), (89, 2473383), (241, 913407), (267, 824461), (311, 707817), (723, 304469), (933, 235939), (979, 224853), (2651, 83037), (2937, 74951), (3421, 64347), (7953, 27679), (10263, 21449)]