218307906

素因数分解:

$2^1\times 3^3\times {\mathrm{59}}^1\times {\mathrm{68521}}^1$

素因数の和:68591

約数の個数: 32

約数和(自身を含む): 493358400

約数和(自身を除く): 275050494

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 59, 118, 177, 354, 531, 1062, 1593, 3186, 68521, 137042, 205563, 411126, 616689, 1233378, 1850067, 3700134, 4042739, 8085478, 12128217, 24256434, 36384651, 72769302, 109153953, 218307906]

約数ペア:

[(1, 218307906), (2, 109153953), (3, 72769302), (6, 36384651), (9, 24256434), (18, 12128217), (27, 8085478), (54, 4042739), (59, 3700134), (118, 1850067), (177, 1233378), (354, 616689), (531, 411126), (1062, 205563), (1593, 137042), (3186, 68521)]