209380355973

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{421}}^1\times {\mathrm{168991}}^1$

素因数の和:169530

約数の個数: 32

約数和(自身を含む): 313784345600

約数和(自身を除く): 104403989627

約数列:

[1, 3, 9, 27, 109, 327, 421, 981, 1263, 2943, 3789, 11367, 45889, 137667, 168991, 413001, 506973, 1239003, 1520919, 4562757, 18420019, 55260057, 71145211, 165780171, 213435633, 497340513, 640306899, 1920920697, 7754827999, 23264483997, 69793451991, 209380355973]

約数ペア:

[(1, 209380355973), (3, 69793451991), (9, 23264483997), (27, 7754827999), (109, 1920920697), (327, 640306899), (421, 497340513), (981, 213435633), (1263, 165780171), (2943, 71145211), (3789, 55260057), (11367, 18420019), (45889, 4562757), (137667, 1520919), (168991, 1239003), (413001, 506973)]