42003143

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{283}}^1$

素因数の和:543

約数の個数: 24

約数和(自身を含む): 53031888

約数和(自身を除く): 11028745

約数列:

[1, 7, 13, 49, 91, 233, 283, 637, 1631, 1981, 3029, 3679, 11417, 13867, 21203, 25753, 65939, 148421, 180271, 461573, 857207, 3231011, 6000449, 42003143]

約数ペア:

[(1, 42003143), (7, 6000449), (13, 3231011), (49, 857207), (91, 461573), (233, 180271), (283, 148421), (637, 65939), (1631, 25753), (1981, 21203), (3029, 13867), (3679, 11417)]