243375548

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{360023}}^1$

素因数の和:360053

約数の個数: 18

約数和(自身を含む): 461190744

約数和(自身を除く): 217815196

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 360023, 720046, 1440092, 4680299, 9360598, 18721196, 60843887, 121687774, 243375548]

約数ペア:

[(1, 243375548), (2, 121687774), (4, 60843887), (13, 18721196), (26, 9360598), (52, 4680299), (169, 1440092), (338, 720046), (676, 360023)]