1280146

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1499}}^1$

素因数の和:1569

約数の個数: 16

約数和(自身を含む): 2232000

約数和(自身を除く): 951854

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 1499, 2998, 10493, 20986, 91439, 182878, 640073, 1280146]

約数ペア:

[(1, 1280146), (2, 640073), (7, 182878), (14, 91439), (61, 20986), (122, 10493), (427, 2998), (854, 1499)]