42724913

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2557}}^1$

素因数の和:2613

約数の個数: 24

約数和(自身を含む): 55989504

約数和(自身を除く): 13264591

約数列:

[1, 7, 11, 31, 49, 77, 217, 341, 539, 1519, 2387, 2557, 16709, 17899, 28127, 79267, 125293, 196889, 554869, 871937, 1378223, 3884083, 6103559, 42724913]

約数ペア:

[(1, 42724913), (7, 6103559), (11, 3884083), (31, 1378223), (49, 871937), (77, 554869), (217, 196889), (341, 125293), (539, 79267), (1519, 28127), (2387, 17899), (2557, 16709)]