77878136

素因数分解:

$2^3\times 7^1\times {\mathrm{1390681}}^1$

素因数の和:1390694

約数の個数: 16

約数和(自身を含む): 166881840

約数和(自身を除く): 89003704

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1390681, 2781362, 5562724, 9734767, 11125448, 19469534, 38939068, 77878136]

約数ペア:

[(1, 77878136), (2, 38939068), (4, 19469534), (7, 11125448), (8, 9734767), (14, 5562724), (28, 2781362), (56, 1390681)]