388162359

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{7489}}^1$

素因数の和:7951

約数の個数: 24

約数和(自身を含む): 605251920

約数和(自身を除く): 217089561

約数列:

[1, 3, 9, 13, 39, 117, 443, 1329, 3987, 5759, 7489, 17277, 22467, 51831, 67401, 97357, 292071, 876213, 3317627, 9952881, 29858643, 43129151, 129387453, 388162359]

約数ペア:

[(1, 388162359), (3, 129387453), (9, 43129151), (13, 29858643), (39, 9952881), (117, 3317627), (443, 876213), (1329, 292071), (3987, 97357), (5759, 67401), (7489, 51831), (17277, 22467)]