30691293

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^2$

素因数の和:233

約数の個数: 24

約数和(自身を含む): 43309728

約数和(自身を除く): 12618435

約数列:

[1, 3, 43, 53, 67, 129, 159, 201, 2279, 2881, 3551, 4489, 6837, 8643, 10653, 13467, 152693, 193027, 237917, 458079, 579081, 713751, 10230431, 30691293]

約数ペア:

[(1, 30691293), (3, 10230431), (43, 713751), (53, 579081), (67, 458079), (129, 237917), (159, 193027), (201, 152693), (2279, 13467), (2881, 10653), (3551, 8643), (4489, 6837)]