81393324

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{157739}}^1$

素因数の和:157789

約数の個数: 24

約数和(自身を含む): 194335680

約数和(自身を除く): 112942356

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 157739, 315478, 473217, 630956, 946434, 1892868, 6782777, 13565554, 20348331, 27131108, 40696662, 81393324]

約数ペア:

[(1, 81393324), (2, 40696662), (3, 27131108), (4, 20348331), (6, 13565554), (12, 6782777), (43, 1892868), (86, 946434), (129, 630956), (172, 473217), (258, 315478), (516, 157739)]