142720592

素因数分解:

$2^4\times 7^1\times {\mathrm{1274291}}^1$

素因数の和:1274306

約数の個数: 20

約数和(自身を含む): 316024416

約数和(自身を除く): 173303824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1274291, 2548582, 5097164, 8920037, 10194328, 17840074, 20388656, 35680148, 71360296, 142720592]

約数ペア:

[(1, 142720592), (2, 71360296), (4, 35680148), (7, 20388656), (8, 17840074), (14, 10194328), (16, 8920037), (28, 5097164), (56, 2548582), (112, 1274291)]