239967

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1$

素因数の和:319

約数の個数: 24

約数和(自身を含む): 428064

約数和(自身を除く): 188097

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 293, 819, 879, 2051, 2637, 3809, 6153, 11427, 18459, 26663, 34281, 79989, 239967]

約数ペア:

[(1, 239967), (3, 79989), (7, 34281), (9, 26663), (13, 18459), (21, 11427), (39, 6153), (63, 3809), (91, 2637), (117, 2051), (273, 879), (293, 819)]