53571795

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 87436800

約数和(自身を除く): 33865005

約数列:

[1, 3, 5, 15, 131, 137, 199, 393, 411, 597, 655, 685, 995, 1965, 2055, 2985, 17947, 26069, 27263, 53841, 78207, 81789, 89735, 130345, 136315, 269205, 391035, 408945, 3571453, 10714359, 17857265, 53571795]

約数ペア:

[(1, 53571795), (3, 17857265), (5, 10714359), (15, 3571453), (131, 408945), (137, 391035), (199, 269205), (393, 136315), (411, 130345), (597, 89735), (655, 81789), (685, 78207), (995, 53841), (1965, 27263), (2055, 26069), (2985, 17947)]