387813717

素因数分解:

$3^3\times {\mathrm{509}}^1\times {\mathrm{28219}}^1$

素因数の和:28737

約数の個数: 16

約数和(自身を含む): 575688000

約数和(自身を除く): 187874283

約数列:

[1, 3, 9, 27, 509, 1527, 4581, 13743, 28219, 84657, 253971, 761913, 14363471, 43090413, 129271239, 387813717]

約数ペア:

[(1, 387813717), (3, 129271239), (9, 43090413), (27, 14363471), (509, 761913), (1527, 253971), (4581, 84657), (13743, 28219)]