28984319

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{739}}^1$

素因数の和:1190

約数の個数: 16

約数和(自身を含む): 35804160

約数和(自身を除く): 6819841

約数列:

[1, 7, 13, 91, 431, 739, 3017, 5173, 5603, 9607, 39221, 67249, 318509, 2229563, 4140617, 28984319]

約数ペア:

[(1, 28984319), (7, 4140617), (13, 2229563), (91, 318509), (431, 67249), (739, 39221), (3017, 9607), (5173, 5603)]