129309561

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{129439}}^1$

素因数の和:129485

約数の個数: 16

約数和(自身を含む): 196748800

約数和(自身を除く): 67439239

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 129439, 388317, 1164951, 3494853, 4789243, 14367729, 43103187, 129309561]

約数ペア:

[(1, 129309561), (3, 43103187), (9, 14367729), (27, 4789243), (37, 3494853), (111, 1164951), (333, 388317), (999, 129439)]