42656817

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{487}}^1$

素因数の和:637

約数の個数: 32

約数和(自身を含む): 67336192

約数和(自身を除く): 24679375

約数列:

[1, 3, 7, 21, 43, 97, 129, 291, 301, 487, 679, 903, 1461, 2037, 3409, 4171, 10227, 12513, 20941, 29197, 47239, 62823, 87591, 141717, 146587, 330673, 439761, 992019, 2031277, 6093831, 14218939, 42656817]

約数ペア:

[(1, 42656817), (3, 14218939), (7, 6093831), (21, 2031277), (43, 992019), (97, 439761), (129, 330673), (291, 146587), (301, 141717), (487, 87591), (679, 62823), (903, 47239), (1461, 29197), (2037, 20941), (3409, 12513), (4171, 10227)]