199774449

素因数分解:

$3^2\times 7^1\times {\mathrm{1627}}^1\times {\mathrm{1949}}^1$

素因数の和:3589

約数の個数: 24

約数和(自身を含む): 330158400

約数和(自身を除く): 130383951

約数列:

[1, 3, 7, 9, 21, 63, 1627, 1949, 4881, 5847, 11389, 13643, 14643, 17541, 34167, 40929, 102501, 122787, 3171023, 9513069, 22197161, 28539207, 66591483, 199774449]

約数ペア:

[(1, 199774449), (3, 66591483), (7, 28539207), (9, 22197161), (21, 9513069), (63, 3171023), (1627, 122787), (1949, 102501), (4881, 40929), (5847, 34167), (11389, 17541), (13643, 14643)]