128215444

素因数分解:

$2^2\times 7^1\times {\mathrm{1879}}^1\times {\mathrm{2437}}^1$

素因数の和:4327

約数の個数: 24

約数和(自身を含む): 256672640

約数和(自身を除く): 128457196

約数列:

[1, 2, 4, 7, 14, 28, 1879, 2437, 3758, 4874, 7516, 9748, 13153, 17059, 26306, 34118, 52612, 68236, 4579123, 9158246, 18316492, 32053861, 64107722, 128215444]

約数ペア:

[(1, 128215444), (2, 64107722), (4, 32053861), (7, 18316492), (14, 9158246), (28, 4579123), (1879, 68236), (2437, 52612), (3758, 34118), (4874, 26306), (7516, 17059), (9748, 13153)]