247849232

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{111443}}^1$

素因数の和:111590

約数の個数: 20

約数和(自身を含む): 483666960

約数和(自身を除く): 235817728

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 111443, 222886, 445772, 891544, 1783088, 15490577, 30981154, 61962308, 123924616, 247849232]

約数ペア:

[(1, 247849232), (2, 123924616), (4, 61962308), (8, 30981154), (16, 15490577), (139, 1783088), (278, 891544), (556, 445772), (1112, 222886), (2224, 111443)]