209938911

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{769007}}^1$

素因数の和:769030

約数の個数: 16

約数和(自身を含む): 344515584

約数和(自身を除く): 134576673

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 769007, 2307021, 5383049, 9997091, 16149147, 29991273, 69979637, 209938911]

約数ペア:

[(1, 209938911), (3, 69979637), (7, 29991273), (13, 16149147), (21, 9997091), (39, 5383049), (91, 2307021), (273, 769007)]