123689283

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{491}}^1\times {\mathrm{641}}^1$

素因数の和:1266

約数の個数: 16

約数和(自身を含む): 166776192

約数和(自身を除く): 43086909

約数列:

[1, 3, 131, 393, 491, 641, 1473, 1923, 64321, 83971, 192963, 251913, 314731, 944193, 41229761, 123689283]

約数ペア:

[(1, 123689283), (3, 41229761), (131, 944193), (393, 314731), (491, 251913), (641, 192963), (1473, 83971), (1923, 64321)]