12670021

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:181

約数の個数: 32

約数和(自身を含む): 16547328

約数和(自身を除く): 3877307

約数列:

[1, 7, 13, 37, 53, 71, 91, 259, 371, 481, 497, 689, 923, 1961, 2627, 3367, 3763, 4823, 6461, 13727, 18389, 25493, 26341, 34151, 48919, 139231, 178451, 239057, 342433, 974617, 1810003, 12670021]

約数ペア:

[(1, 12670021), (7, 1810003), (13, 974617), (37, 342433), (53, 239057), (71, 178451), (91, 139231), (259, 48919), (371, 34151), (481, 26341), (497, 25493), (689, 18389), (923, 13727), (1961, 6461), (2627, 4823), (3367, 3763)]