221418274

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{823}}^1\times {\mathrm{1747}}^1$

素因数の和:2590

約数の個数: 32

約数和(自身を含む): 414821376

約数和(自身を除く): 193403102

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 823, 1646, 1747, 3494, 5761, 9053, 11522, 12229, 18106, 19217, 24458, 38434, 63371, 126742, 134519, 269038, 1437781, 2875562, 10064467, 15815591, 20128934, 31631182, 110709137, 221418274]

約数ペア:

[(1, 221418274), (2, 110709137), (7, 31631182), (11, 20128934), (14, 15815591), (22, 10064467), (77, 2875562), (154, 1437781), (823, 269038), (1646, 134519), (1747, 126742), (3494, 63371), (5761, 38434), (9053, 24458), (11522, 19217), (12229, 18106)]