499239

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:287

約数の個数: 24

約数和(自身を含む): 825552

約数和(自身を除く): 326313

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 251, 663, 753, 1989, 2259, 3263, 4267, 9789, 12801, 29367, 38403, 55471, 166413, 499239]

約数ペア:

[(1, 499239), (3, 166413), (9, 55471), (13, 38403), (17, 29367), (39, 12801), (51, 9789), (117, 4267), (153, 3263), (221, 2259), (251, 1989), (663, 753)]