209540991609

素因数分解:

$3^3\times {\mathrm{1877}}^1\times {\mathrm{4134671}}^1$

素因数の和:4136557

約数の個数: 16

約数和(自身を含む): 310596560640

約数和(自身を除く): 101055569031

約数列:

[1, 3, 9, 27, 1877, 5631, 16893, 50679, 4134671, 12404013, 37212039, 111636117, 7760777467, 23282332401, 69846997203, 209540991609]

約数ペア:

[(1, 209540991609), (3, 69846997203), (9, 23282332401), (27, 7760777467), (1877, 111636117), (5631, 37212039), (16893, 12404013), (50679, 4134671)]