8390039

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{317}}^1$

素因数の和:542

約数の個数: 16

約数和(自身を含む): 10176000

約数和(自身を除く): 1785961

約数列:

[1, 7, 19, 133, 199, 317, 1393, 2219, 3781, 6023, 26467, 42161, 63083, 441581, 1198577, 8390039]

約数ペア:

[(1, 8390039), (7, 1198577), (19, 441581), (133, 63083), (199, 42161), (317, 26467), (1393, 6023), (2219, 3781)]