26728401

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43889}}^1$

素因数の和:43928

約数の個数: 16

約数和(自身を含む): 42134400

約数和(自身を除く): 15405999

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 43889, 131667, 307223, 921669, 1272781, 3818343, 8909467, 26728401]

約数ペア:

[(1, 26728401), (3, 8909467), (7, 3818343), (21, 1272781), (29, 921669), (87, 307223), (203, 131667), (609, 43889)]