890993523

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^2\times {\mathrm{19207}}^1$

素因数の和:19311

約数の個数: 24

約数和(自身を含む): 1387278592

約数和(自身を除く): 496285069

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 2209, 6627, 15463, 19207, 46389, 57621, 134449, 403347, 902729, 2708187, 6319103, 18957309, 42428263, 127284789, 296997841, 890993523]

約数ペア:

[(1, 890993523), (3, 296997841), (7, 127284789), (21, 42428263), (47, 18957309), (141, 6319103), (329, 2708187), (987, 902729), (2209, 403347), (6627, 134449), (15463, 57621), (19207, 46389)]