217254037

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{11423}}^1$

素因数の和:11473

約数の個数: 32

約数和(自身を含む): 307077120

約数和(自身を除く): 89823083

約数列:

[1, 7, 11, 13, 19, 77, 91, 133, 143, 209, 247, 1001, 1463, 1729, 2717, 11423, 19019, 79961, 125653, 148499, 217037, 879571, 1039493, 1519259, 1633489, 2387407, 2821481, 11434423, 16711849, 19750367, 31036291, 217254037]

約数ペア:

[(1, 217254037), (7, 31036291), (11, 19750367), (13, 16711849), (19, 11434423), (77, 2821481), (91, 2387407), (133, 1633489), (143, 1519259), (209, 1039493), (247, 879571), (1001, 217037), (1463, 148499), (1729, 125653), (2717, 79961), (11423, 19019)]