128388448

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{56509}}^1$

素因数の和:56590

約数の個数: 24

約数和(自身を含む): 256329360

約数和(自身を除く): 127940912

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 56509, 113018, 226036, 452072, 904144, 1808288, 4012139, 8024278, 16048556, 32097112, 64194224, 128388448]

約数ペア:

[(1, 128388448), (2, 64194224), (4, 32097112), (8, 16048556), (16, 8024278), (32, 4012139), (71, 1808288), (142, 904144), (284, 452072), (568, 226036), (1136, 113018), (2272, 56509)]