51765249

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 75018240

約数和(自身を除く): 23252991

約数列:

[1, 3, 23, 43, 69, 73, 129, 219, 239, 717, 989, 1679, 2967, 3139, 5037, 5497, 9417, 10277, 16491, 17447, 30831, 52341, 72197, 216591, 236371, 401281, 709113, 750221, 1203843, 2250663, 17255083, 51765249]

約数ペア:

[(1, 51765249), (3, 17255083), (23, 2250663), (43, 1203843), (69, 750221), (73, 709113), (129, 401281), (219, 236371), (239, 216591), (717, 72197), (989, 52341), (1679, 30831), (2967, 17447), (3139, 16491), (5037, 10277), (5497, 9417)]