42896709

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{7459}}^1$

素因数の和:7542

約数の個数: 20

約数和(自身を含む): 64991520

約数和(自身を除く): 22094811

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 7459, 22377, 67131, 201393, 529589, 604179, 1588767, 4766301, 14298903, 42896709]

約数ペア:

[(1, 42896709), (3, 14298903), (9, 4766301), (27, 1588767), (71, 604179), (81, 529589), (213, 201393), (639, 67131), (1917, 22377), (5751, 7459)]