12722103

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{9239}}^1$

素因数の和:9268

約数の個数: 20

約数和(自身を含む): 20124720

約数和(自身を除く): 7402617

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 9239, 27717, 83151, 157063, 249453, 471189, 748359, 1413567, 4240701, 12722103]

約数ペア:

[(1, 12722103), (3, 4240701), (9, 1413567), (17, 748359), (27, 471189), (51, 249453), (81, 157063), (153, 83151), (459, 27717), (1377, 9239)]