2191023

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{4271}}^1$

素因数の和:4299

約数の個数: 16

約数和(自身を含む): 3417600

約数和(自身を除く): 1226577

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 4271, 12813, 38439, 81149, 115317, 243447, 730341, 2191023]

約数ペア:

[(1, 2191023), (3, 730341), (9, 243447), (19, 115317), (27, 81149), (57, 38439), (171, 12813), (513, 4271)]