66686872

素因数分解:

$2^3\times 7^1\times {\mathrm{1190837}}^1$

素因数の和:1190850

約数の個数: 16

約数和(自身を含む): 142900560

約数和(自身を除く): 76213688

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1190837, 2381674, 4763348, 8335859, 9526696, 16671718, 33343436, 66686872]

約数ペア:

[(1, 66686872), (2, 33343436), (4, 16671718), (7, 9526696), (8, 8335859), (14, 4763348), (28, 2381674), (56, 1190837)]