78885268

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{256121}}^1$

素因数の和:256143

約数の個数: 24

約数和(自身を含む): 172113984

約数和(自身を除く): 93228716

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 256121, 512242, 1024484, 1792847, 2817331, 3585694, 5634662, 7171388, 11269324, 19721317, 39442634, 78885268]

約数ペア:

[(1, 78885268), (2, 39442634), (4, 19721317), (7, 11269324), (11, 7171388), (14, 5634662), (22, 3585694), (28, 2817331), (44, 1792847), (77, 1024484), (154, 512242), (308, 256121)]