128145712

素因数分解:

$2^4\times {\mathrm{347}}^1\times {\mathrm{23081}}^1$

素因数の和:23436

約数の個数: 20

約数和(自身を含む): 249008616

約数和(自身を除く): 120862904

約数列:

[1, 2, 4, 8, 16, 347, 694, 1388, 2776, 5552, 23081, 46162, 92324, 184648, 369296, 8009107, 16018214, 32036428, 64072856, 128145712]

約数ペア:

[(1, 128145712), (2, 64072856), (4, 32036428), (8, 16018214), (16, 8009107), (347, 369296), (694, 184648), (1388, 92324), (2776, 46162), (5552, 23081)]