405778869

素因数分解:

$3^3\times {\mathrm{271}}^1\times {\mathrm{55457}}^1$

素因数の和:55737

約数の個数: 16

約数和(自身を含む): 603383040

約数和(自身を除く): 197604171

約数列:

[1, 3, 9, 27, 271, 813, 2439, 7317, 55457, 166371, 499113, 1497339, 15028847, 45086541, 135259623, 405778869]

約数ペア:

[(1, 405778869), (3, 135259623), (9, 45086541), (27, 15028847), (271, 1497339), (813, 499113), (2439, 166371), (7317, 55457)]