28033214

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:352

約数の個数: 32

約数和(自身を含む): 47215872

約数和(自身を除く): 19182658

約数列:

[1, 2, 11, 22, 71, 131, 137, 142, 262, 274, 781, 1441, 1507, 1562, 2882, 3014, 9301, 9727, 17947, 18602, 19454, 35894, 102311, 106997, 197417, 204622, 213994, 394834, 1274237, 2548474, 14016607, 28033214]

約数ペア:

[(1, 28033214), (2, 14016607), (11, 2548474), (22, 1274237), (71, 394834), (131, 213994), (137, 204622), (142, 197417), (262, 106997), (274, 102311), (781, 35894), (1441, 19454), (1507, 18602), (1562, 17947), (2882, 9727), (3014, 9301)]