51578156

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{42839}}^1$

素因数の和:42893

約数の個数: 24

約数和(自身を含む): 105557760

約数和(自身を除く): 53979604

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 42839, 85678, 171356, 299873, 599746, 1199492, 1842077, 3684154, 7368308, 12894539, 25789078, 51578156]

約数ペア:

[(1, 51578156), (2, 25789078), (4, 12894539), (7, 7368308), (14, 3684154), (28, 1842077), (43, 1199492), (86, 599746), (172, 299873), (301, 171356), (602, 85678), (1204, 42839)]