28897365

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{16189}}^1$

素因数の和:16221

約数の個数: 32

約数和(自身を含む): 55952640

約数和(自身を除く): 27055275

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 16189, 48567, 80945, 113323, 242835, 275213, 339969, 566615, 825639, 1376065, 1699845, 1926491, 4128195, 5779473, 9632455, 28897365]

約数ペア:

[(1, 28897365), (3, 9632455), (5, 5779473), (7, 4128195), (15, 1926491), (17, 1699845), (21, 1376065), (35, 825639), (51, 566615), (85, 339969), (105, 275213), (119, 242835), (255, 113323), (357, 80945), (595, 48567), (1785, 16189)]