2097279

素因数分解:

$3^3\times {\mathrm{173}}^1\times {\mathrm{449}}^1$

素因数の和:631

約数の個数: 16

約数和(自身を含む): 3132000

約数和(自身を除く): 1034721

約数列:

[1, 3, 9, 27, 173, 449, 519, 1347, 1557, 4041, 4671, 12123, 77677, 233031, 699093, 2097279]

約数ペア:

[(1, 2097279), (3, 699093), (9, 233031), (27, 77677), (173, 12123), (449, 4671), (519, 4041), (1347, 1557)]