217157024

素因数分解:

$2^5\times 7^2\times {\mathrm{138493}}^1$

素因数の和:138517

約数の個数: 36

約数和(自身を含む): 497331954

約数和(自身を除く): 280174930

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 138493, 276986, 553972, 969451, 1107944, 1938902, 2215888, 3877804, 4431776, 6786157, 7755608, 13572314, 15511216, 27144628, 31022432, 54289256, 108578512, 217157024]

約数ペア:

[(1, 217157024), (2, 108578512), (4, 54289256), (7, 31022432), (8, 27144628), (14, 15511216), (16, 13572314), (28, 7755608), (32, 6786157), (49, 4431776), (56, 3877804), (98, 2215888), (112, 1938902), (196, 1107944), (224, 969451), (392, 553972), (784, 276986), (1568, 138493)]