42740883

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{128351}}^1$

素因数の和:128394

約数の個数: 12

約数和(自身を含む): 63405888

約数和(自身を除く): 20665005

約数列:

[1, 3, 9, 37, 111, 333, 128351, 385053, 1155159, 4748987, 14246961, 42740883]

約数ペア:

[(1, 42740883), (3, 14246961), (9, 4748987), (37, 1155159), (111, 385053), (333, 128351)]