1279912

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{1151}}^1$

素因数の和:1296

約数の個数: 16

約数和(自身を含む): 2419200

約数和(自身を除く): 1139288

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 1151, 2302, 4604, 9208, 159989, 319978, 639956, 1279912]

約数ペア:

[(1, 1279912), (2, 639956), (4, 319978), (8, 159989), (139, 9208), (278, 4604), (556, 2302), (1112, 1151)]