86581629

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{20959}}^1$

素因数の和:20991

約数の個数: 24

約数和(自身を含む): 137329920

約数和(自身を除く): 50748291

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 4131, 20959, 62877, 188631, 356303, 565893, 1068909, 1697679, 3206727, 5093037, 9620181, 28860543, 86581629]

約数ペア:

[(1, 86581629), (3, 28860543), (9, 9620181), (17, 5093037), (27, 3206727), (51, 1697679), (81, 1068909), (153, 565893), (243, 356303), (459, 188631), (1377, 62877), (4131, 20959)]