266623569

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{21799}}^1$

素因数の和:21962

約数の個数: 20

約数和(自身を含む): 400945600

約数和(自身を除く): 134322031

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 4077, 12231, 21799, 65397, 196191, 588573, 1765719, 3291649, 9874947, 29624841, 88874523, 266623569]

約数ペア:

[(1, 266623569), (3, 88874523), (9, 29624841), (27, 9874947), (81, 3291649), (151, 1765719), (453, 588573), (1359, 196191), (4077, 65397), (12231, 21799)]