26379189

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19157}}^1$

素因数の和:19186

約数の個数: 20

約数和(自身を含む): 41726124

約数和(自身を除く): 15346935

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 19157, 57471, 172413, 325669, 517239, 977007, 1551717, 2931021, 8793063, 26379189]

約数ペア:

[(1, 26379189), (3, 8793063), (9, 2931021), (17, 1551717), (27, 977007), (51, 517239), (81, 325669), (153, 172413), (459, 57471), (1377, 19157)]