289901276

素因数分解:

$2^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{68567}}^1$

素因数の和:68729

約数の個数: 24

約数和(自身を含む): 583650816

約数和(自身を除く): 293749540

約数列:

[1, 2, 4, 7, 14, 28, 151, 302, 604, 1057, 2114, 4228, 68567, 137134, 274268, 479969, 959938, 1919876, 10353617, 20707234, 41414468, 72475319, 144950638, 289901276]

約数ペア:

[(1, 289901276), (2, 144950638), (4, 72475319), (7, 41414468), (14, 20707234), (28, 10353617), (151, 1919876), (302, 959938), (604, 479969), (1057, 274268), (2114, 137134), (4228, 68567)]