393336729

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{32159}}^1$

素因数の和:32322

約数の個数: 20

約数和(自身を含む): 591486720

約数和(自身を除く): 198149991

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 4077, 12231, 32159, 96477, 289431, 868293, 2604879, 4856009, 14568027, 43704081, 131112243, 393336729]

約数ペア:

[(1, 393336729), (3, 131112243), (9, 43704081), (27, 14568027), (81, 4856009), (151, 2604879), (453, 868293), (1359, 289431), (4077, 96477), (12231, 32159)]