128865232

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{57943}}^1$

素因数の和:58090

約数の個数: 20

約数和(自身を含む): 251476960

約数和(自身を除く): 122611728

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 57943, 115886, 231772, 463544, 927088, 8054077, 16108154, 32216308, 64432616, 128865232]

約数ペア:

[(1, 128865232), (2, 64432616), (4, 32216308), (8, 16108154), (16, 8054077), (139, 927088), (278, 463544), (556, 231772), (1112, 115886), (2224, 57943)]