81122384

素因数分解:

$2^4\times 7^1\times {\mathrm{509}}^1\times {\mathrm{1423}}^1$

素因数の和:1947

約数の個数: 40

約数和(自身を含む): 180107520

約数和(自身を除く): 98985136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 509, 1018, 1423, 2036, 2846, 3563, 4072, 5692, 7126, 8144, 9961, 11384, 14252, 19922, 22768, 28504, 39844, 57008, 79688, 159376, 724307, 1448614, 2897228, 5070149, 5794456, 10140298, 11588912, 20280596, 40561192, 81122384]

約数ペア:

[(1, 81122384), (2, 40561192), (4, 20280596), (7, 11588912), (8, 10140298), (14, 5794456), (16, 5070149), (28, 2897228), (56, 1448614), (112, 724307), (509, 159376), (1018, 79688), (1423, 57008), (2036, 39844), (2846, 28504), (3563, 22768), (4072, 19922), (5692, 14252), (7126, 11384), (8144, 9961)]