211964017887

素因数分解:

$3^5\times {\mathrm{47}}^1\times {\mathrm{18559147}}^1$

素因数の和:18559209

約数の個数: 24

約数和(自身を含む): 324265433856

約数和(自身を除く): 112301415969

約数列:

[1, 3, 9, 27, 47, 81, 141, 243, 423, 1269, 3807, 11421, 18559147, 55677441, 167032323, 501096969, 872279909, 1503290907, 2616839727, 4509872721, 7850519181, 23551557543, 70654672629, 211964017887]

約数ペア:

[(1, 211964017887), (3, 70654672629), (9, 23551557543), (27, 7850519181), (47, 4509872721), (81, 2616839727), (141, 1503290907), (243, 872279909), (423, 501096969), (1269, 167032323), (3807, 55677441), (11421, 18559147)]