243765873

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{122557}}^1$

素因数の和:122593

約数の個数: 24

約数和(自身を含む): 401500008

約数和(自身を除く): 157734135

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 122557, 367671, 1103013, 1593241, 2083469, 4779723, 6250407, 14339169, 18751221, 27085097, 81255291, 243765873]

約数ペア:

[(1, 243765873), (3, 81255291), (9, 27085097), (13, 18751221), (17, 14339169), (39, 6250407), (51, 4779723), (117, 2083469), (153, 1593241), (221, 1103013), (663, 367671), (1989, 122557)]