28649439

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{34981}}^1$

素因数の和:35007

約数の個数: 24

約数和(自身を含む): 50933792

約数和(自身を除く): 22284353

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 34981, 104943, 244867, 314829, 454753, 734601, 1364259, 2203803, 3183271, 4092777, 9549813, 28649439]

約数ペア:

[(1, 28649439), (3, 9549813), (7, 4092777), (9, 3183271), (13, 2203803), (21, 1364259), (39, 734601), (63, 454753), (91, 314829), (117, 244867), (273, 104943), (819, 34981)]