12181509

素因数分解:

$3^4\times {\mathrm{101}}^1\times {\mathrm{1489}}^1$

素因数の和:1602

約数の個数: 20

約数和(自身を含む): 18389580

約数和(自身を除く): 6208071

約数列:

[1, 3, 9, 27, 81, 101, 303, 909, 1489, 2727, 4467, 8181, 13401, 40203, 120609, 150389, 451167, 1353501, 4060503, 12181509]

約数ペア:

[(1, 12181509), (3, 4060503), (9, 1353501), (27, 451167), (81, 150389), (101, 120609), (303, 40203), (909, 13401), (1489, 8181), (2727, 4467)]