389650863

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1091459}}^1$

素因数の和:1091486

約数の個数: 16

約数和(自身を含む): 628680960

約数和(自身を除く): 239030097

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 1091459, 3274377, 7640213, 18554803, 22920639, 55664409, 129883621, 389650863]

約数ペア:

[(1, 389650863), (3, 129883621), (7, 55664409), (17, 22920639), (21, 18554803), (51, 7640213), (119, 3274377), (357, 1091459)]