128564912

素因数分解:

$2^4\times 7^1\times {\mathrm{311}}^1\times {\mathrm{3691}}^1$

素因数の和:4017

約数の個数: 40

約数和(自身を含む): 285672192

約数和(自身を除く): 157107280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 311, 622, 1244, 2177, 2488, 3691, 4354, 4976, 7382, 8708, 14764, 17416, 25837, 29528, 34832, 51674, 59056, 103348, 206696, 413392, 1147901, 2295802, 4591604, 8035307, 9183208, 16070614, 18366416, 32141228, 64282456, 128564912]

約数ペア:

[(1, 128564912), (2, 64282456), (4, 32141228), (7, 18366416), (8, 16070614), (14, 9183208), (16, 8035307), (28, 4591604), (56, 2295802), (112, 1147901), (311, 413392), (622, 206696), (1244, 103348), (2177, 59056), (2488, 51674), (3691, 34832), (4354, 29528), (4976, 25837), (7382, 17416), (8708, 14764)]