12993291

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{3413}}^1$

素因数の和:3472

約数の個数: 20

約数和(自身を含む): 19828512

約数和(自身を除く): 6835221

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3413, 3807, 10239, 30717, 92151, 160411, 276453, 481233, 1443699, 4331097, 12993291]

約数ペア:

[(1, 12993291), (3, 4331097), (9, 1443699), (27, 481233), (47, 276453), (81, 160411), (141, 92151), (423, 30717), (1269, 10239), (3413, 3807)]