71824319

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{5077}}^1$

素因数の和:5174

約数の個数: 16

約数和(自身を含む): 85797888

約数和(自身を除く): 13973569

約数列:

[1, 7, 43, 47, 301, 329, 2021, 5077, 14147, 35539, 218311, 238619, 1528177, 1670333, 10260617, 71824319]

約数ペア:

[(1, 71824319), (7, 10260617), (43, 1670333), (47, 1528177), (301, 238619), (329, 218311), (2021, 35539), (5077, 14147)]