242393711

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 299040768

約数和(自身を除く): 56647057

約数列:

[1, 7, 23, 47, 103, 161, 311, 329, 721, 1081, 2177, 2369, 4841, 7153, 7567, 14617, 16583, 32033, 33887, 50071, 102319, 111343, 224231, 336191, 736759, 779401, 1505551, 2353337, 5157313, 10538857, 34627673, 242393711]

約数ペア:

[(1, 242393711), (7, 34627673), (23, 10538857), (47, 5157313), (103, 2353337), (161, 1505551), (311, 779401), (329, 736759), (721, 336191), (1081, 224231), (2177, 111343), (2369, 102319), (4841, 50071), (7153, 33887), (7567, 32033), (14617, 16583)]