12905163

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{1489}}^1$

素因数の和:1608

約数の個数: 20

約数和(自身を含む): 19471320

約数和(自身を除く): 6566157

約数列:

[1, 3, 9, 27, 81, 107, 321, 963, 1489, 2889, 4467, 8667, 13401, 40203, 120609, 159323, 477969, 1433907, 4301721, 12905163]

約数ペア:

[(1, 12905163), (3, 4301721), (9, 1433907), (27, 477969), (81, 159323), (107, 120609), (321, 40203), (963, 13401), (1489, 8667), (2889, 4467)]