126735728

素因数分解:

$2^4\times 7^1\times {\mathrm{1131569}}^1$

素因数の和:1131584

約数の個数: 20

約数和(自身を含む): 280629360

約数和(自身を除く): 153893632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1131569, 2263138, 4526276, 7920983, 9052552, 15841966, 18105104, 31683932, 63367864, 126735728]

約数ペア:

[(1, 126735728), (2, 63367864), (4, 31683932), (7, 18105104), (8, 15841966), (14, 9052552), (16, 7920983), (28, 4526276), (56, 2263138), (112, 1131569)]