2788005

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:357

約数の個数: 32

約数和(自身を含む): 4963968

約数和(自身を除く): 2175963

約数列:

[1, 3, 5, 11, 15, 33, 55, 61, 165, 183, 277, 305, 671, 831, 915, 1385, 2013, 3047, 3355, 4155, 9141, 10065, 15235, 16897, 45705, 50691, 84485, 185867, 253455, 557601, 929335, 2788005]

約数ペア:

[(1, 2788005), (3, 929335), (5, 557601), (11, 253455), (15, 185867), (33, 84485), (55, 50691), (61, 45705), (165, 16897), (183, 15235), (277, 10065), (305, 9141), (671, 4155), (831, 3355), (915, 3047), (1385, 2013)]