26902305

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{13903}}^1$

素因数の和:13957

約数の個数: 24

約数和(自身を含む): 47718528

約数和(自身を除く): 20816223

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 13903, 41709, 69515, 125127, 208545, 597829, 625635, 1793487, 2989145, 5380461, 8967435, 26902305]

約数ペア:

[(1, 26902305), (3, 8967435), (5, 5380461), (9, 2989145), (15, 1793487), (43, 625635), (45, 597829), (129, 208545), (215, 125127), (387, 69515), (645, 41709), (1935, 13903)]