243321

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{367}}^1$

素因数の和:400

約数の個数: 16

約数和(自身を含む): 370944

約数和(自身を除く): 127623

約数列:

[1, 3, 13, 17, 39, 51, 221, 367, 663, 1101, 4771, 6239, 14313, 18717, 81107, 243321]

約数ペア:

[(1, 243321), (3, 81107), (13, 18717), (17, 14313), (39, 6239), (51, 4771), (221, 1101), (367, 663)]