51215697

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23039}}^1$

素因数の和:23077

約数の個数: 24

約数和(自身を含む): 83865600

約数和(自身を除く): 32649903

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 23039, 69117, 207351, 299507, 437741, 898521, 1313223, 2695563, 3939669, 5690633, 17071899, 51215697]

約数ペア:

[(1, 51215697), (3, 17071899), (9, 5690633), (13, 3939669), (19, 2695563), (39, 1313223), (57, 898521), (117, 437741), (171, 299507), (247, 207351), (741, 69117), (2223, 23039)]