153835443

素因数分解:

$3^4\times {\mathrm{733}}^1\times {\mathrm{2591}}^1$

素因数の和:3336

約数の個数: 20

約数和(自身を含む): 230205888

約数和(自身を除く): 76370445

約数列:

[1, 3, 9, 27, 81, 733, 2199, 2591, 6597, 7773, 19791, 23319, 59373, 69957, 209871, 1899203, 5697609, 17092827, 51278481, 153835443]

約数ペア:

[(1, 153835443), (3, 51278481), (9, 17092827), (27, 5697609), (81, 1899203), (733, 209871), (2199, 69957), (2591, 59373), (6597, 23319), (7773, 19791)]