1285298416

素因数分解:

$2^4\times {\mathrm{353}}^1\times {\mathrm{227567}}^1$

素因数の和:227928

約数の個数: 20

約数和(自身を含む): 2497331232

約数和(自身を除く): 1212032816

約数列:

[1, 2, 4, 8, 16, 353, 706, 1412, 2824, 5648, 227567, 455134, 910268, 1820536, 3641072, 80331151, 160662302, 321324604, 642649208, 1285298416]

約数ペア:

[(1, 1285298416), (2, 642649208), (4, 321324604), (8, 160662302), (16, 80331151), (353, 3641072), (706, 1820536), (1412, 910268), (2824, 455134), (5648, 227567)]