27787707715

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{38239}}^1$

素因数の和:38427

約数の個数: 32

約数和(自身を含む): 35682508800

約数和(自身を除く): 7894801085

約数列:

[1, 5, 23, 71, 89, 115, 355, 445, 1633, 2047, 6319, 8165, 10235, 31595, 38239, 145337, 191195, 726685, 879497, 2714969, 3403271, 4397485, 13574845, 17016355, 62444287, 78275233, 241632241, 312221435, 391376165, 1208161205, 5557541543, 27787707715]

約数ペア:

[(1, 27787707715), (5, 5557541543), (23, 1208161205), (71, 391376165), (89, 312221435), (115, 241632241), (355, 78275233), (445, 62444287), (1633, 17016355), (2047, 13574845), (6319, 4397485), (8165, 3403271), (10235, 2714969), (31595, 879497), (38239, 726685), (145337, 191195)]