12961701

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{9413}}^1$

素因数の和:9442

約数の個数: 20

約数和(自身を含む): 20503692

約数和(自身を除く): 7541991

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 9413, 28239, 84717, 160021, 254151, 480063, 762453, 1440189, 4320567, 12961701]

約数ペア:

[(1, 12961701), (3, 4320567), (9, 1440189), (17, 762453), (27, 480063), (51, 254151), (81, 160021), (153, 84717), (459, 28239), (1377, 9413)]