2568249

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{653}}^1$

素因数の和:701

約数の個数: 24

約数和(自身を含む): 4080960

約数和(自身を除く): 1512711

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 653, 1311, 1959, 3933, 5877, 12407, 15019, 37221, 45057, 111663, 135171, 285361, 856083, 2568249]

約数ペア:

[(1, 2568249), (3, 856083), (9, 285361), (19, 135171), (23, 111663), (57, 45057), (69, 37221), (171, 15019), (207, 12407), (437, 5877), (653, 3933), (1311, 1959)]