387738

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1657}}^1$

素因数の和:1678

約数の個数: 24

約数和(自身を含む): 905268

約数和(自身を除く): 517530

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 1657, 3314, 4971, 9942, 14913, 21541, 29826, 43082, 64623, 129246, 193869, 387738]

約数ペア:

[(1, 387738), (2, 193869), (3, 129246), (6, 64623), (9, 43082), (13, 29826), (18, 21541), (26, 14913), (39, 9942), (78, 4971), (117, 3314), (234, 1657)]