13880857543

素因数分解:

$7^2\times {\mathrm{409}}^1\times {\mathrm{571}}^1\times {\mathrm{1213}}^1$

素因数の和:2207

約数の個数: 24

約数和(自身を含む): 16228314960

約数和(自身を除く): 2347457417

約数列:

[1, 7, 49, 409, 571, 1213, 2863, 3997, 8491, 20041, 27979, 59437, 233539, 496117, 692623, 1634773, 3472819, 4848361, 11443411, 24309733, 33938527, 283282807, 1982979649, 13880857543]

約数ペア:

[(1, 13880857543), (7, 1982979649), (49, 283282807), (409, 33938527), (571, 24309733), (1213, 11443411), (2863, 4848361), (3997, 3472819), (8491, 1634773), (20041, 692623), (27979, 496117), (59437, 233539)]