28888461

素因数分解:

$3^3\times 7^1\times {\mathrm{353}}^1\times {\mathrm{433}}^1$

素因数の和:802

約数の個数: 32

約数和(自身を含む): 49163520

約数和(自身を除く): 20275059

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 353, 433, 1059, 1299, 2471, 3031, 3177, 3897, 7413, 9093, 9531, 11691, 22239, 27279, 66717, 81837, 152849, 458547, 1069943, 1375641, 3209829, 4126923, 9629487, 28888461]

約数ペア:

[(1, 28888461), (3, 9629487), (7, 4126923), (9, 3209829), (21, 1375641), (27, 1069943), (63, 458547), (189, 152849), (353, 81837), (433, 66717), (1059, 27279), (1299, 22239), (2471, 11691), (3031, 9531), (3177, 9093), (3897, 7413)]