878996812

素因数分解:

$2^2\times {\mathrm{401}}^1\times {\mathrm{548003}}^1$

素因数の和:548408

約数の個数: 12

約数和(自身を含む): 1542083256

約数和(自身を除く): 663086444

約数列:

[1, 2, 4, 401, 802, 1604, 548003, 1096006, 2192012, 219749203, 439498406, 878996812]

約数ペア:

[(1, 878996812), (2, 439498406), (4, 219749203), (401, 2192012), (802, 1096006), (1604, 548003)]