312971708

素因数分解:

$2^2\times 7^1\times {\mathrm{409}}^1\times {\mathrm{27329}}^1$

素因数の和:27749

約数の個数: 24

約数和(自身を含む): 627496800

約数和(自身を除く): 314525092

約数列:

[1, 2, 4, 7, 14, 28, 409, 818, 1636, 2863, 5726, 11452, 27329, 54658, 109316, 191303, 382606, 765212, 11177561, 22355122, 44710244, 78242927, 156485854, 312971708]

約数ペア:

[(1, 312971708), (2, 156485854), (4, 78242927), (7, 44710244), (14, 22355122), (28, 11177561), (409, 765212), (818, 382606), (1636, 191303), (2863, 109316), (5726, 54658), (11452, 27329)]