28105803

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{3889}}^1$

素因数の和:3979

約数の個数: 24

約数和(自身を含む): 44906160

約数和(自身を除く): 16800357

約数列:

[1, 3, 9, 11, 33, 73, 99, 219, 657, 803, 2409, 3889, 7227, 11667, 35001, 42779, 128337, 283897, 385011, 851691, 2555073, 3122867, 9368601, 28105803]

約数ペア:

[(1, 28105803), (3, 9368601), (9, 3122867), (11, 2555073), (33, 851691), (73, 385011), (99, 283897), (219, 128337), (657, 42779), (803, 35001), (2409, 11667), (3889, 7227)]