1283248

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{577}}^1$

素因数の和:724

約数の個数: 20

約数和(自身を含む): 2508520

約数和(自身を除く): 1225272

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 577, 1112, 1154, 2224, 2308, 4616, 9232, 80203, 160406, 320812, 641624, 1283248]

約数ペア:

[(1, 1283248), (2, 641624), (4, 320812), (8, 160406), (16, 80203), (139, 9232), (278, 4616), (556, 2308), (577, 2224), (1112, 1154)]