180979497

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{4643}}^1$

素因数の和:4781

約数の個数: 24

約数和(自身を含む): 269500608

約数和(自身を除く): 88521111

約数列:

[1, 3, 9, 61, 71, 183, 213, 549, 639, 4331, 4643, 12993, 13929, 38979, 41787, 283223, 329653, 849669, 988959, 2549007, 2966877, 20108833, 60326499, 180979497]

約数ペア:

[(1, 180979497), (3, 60326499), (9, 20108833), (61, 2966877), (71, 2549007), (183, 988959), (213, 849669), (549, 329653), (639, 283223), (4331, 41787), (4643, 38979), (12993, 13929)]