128710204

素因数分解:

$2^2\times 7^1\times {\mathrm{487}}^1\times {\mathrm{9439}}^1$

素因数の和:9937

約数の個数: 24

約数和(自身を含む): 257976320

約数和(自身を除く): 129266116

約数列:

[1, 2, 4, 7, 14, 28, 487, 974, 1948, 3409, 6818, 9439, 13636, 18878, 37756, 66073, 132146, 264292, 4596793, 9193586, 18387172, 32177551, 64355102, 128710204]

約数ペア:

[(1, 128710204), (2, 64355102), (4, 32177551), (7, 18387172), (14, 9193586), (28, 4596793), (487, 264292), (974, 132146), (1948, 66073), (3409, 37756), (6818, 18878), (9439, 13636)]