210868707

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{733}}^1$

素因数の和:872

約数の個数: 48

約数和(自身を含む): 348092160

約数和(自身を除く): 137223453

約数列:

[1, 3, 7, 19, 21, 49, 57, 103, 133, 147, 309, 399, 721, 733, 931, 1957, 2163, 2199, 2793, 5047, 5131, 5871, 13699, 13927, 15141, 15393, 35917, 41097, 41781, 75499, 95893, 97489, 107751, 226497, 287679, 292467, 528493, 682423, 1434481, 1585479, 2047269, 3699451, 4303443, 10041367, 11098353, 30124101, 70289569, 210868707]

約数ペア:

[(1, 210868707), (3, 70289569), (7, 30124101), (19, 11098353), (21, 10041367), (49, 4303443), (57, 3699451), (103, 2047269), (133, 1585479), (147, 1434481), (309, 682423), (399, 528493), (721, 292467), (733, 287679), (931, 226497), (1957, 107751), (2163, 97489), (2199, 95893), (2793, 75499), (5047, 41781), (5131, 41097), (5871, 35917), (13699, 15393), (13927, 15141)]