1888299

素因数分解:

$3^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:216

約数の個数: 32

約数和(自身を含む): 3261440

約数和(自身を除く): 1373141

約数列:

[1, 3, 7, 9, 21, 27, 63, 97, 103, 189, 291, 309, 679, 721, 873, 927, 2037, 2163, 2619, 2781, 6111, 6489, 9991, 18333, 19467, 29973, 69937, 89919, 209811, 269757, 629433, 1888299]

約数ペア:

[(1, 1888299), (3, 629433), (7, 269757), (9, 209811), (21, 89919), (27, 69937), (63, 29973), (97, 19467), (103, 18333), (189, 9991), (291, 6489), (309, 6111), (679, 2781), (721, 2619), (873, 2163), (927, 2037)]