29973321

素因数分解:

$3^5\times 7^1\times {\mathrm{67}}^1\times {\mathrm{263}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 52276224

約数和(自身を除く): 22302903

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 81, 189, 201, 243, 263, 469, 567, 603, 789, 1407, 1701, 1809, 1841, 2367, 4221, 5427, 5523, 7101, 12663, 16281, 16569, 17621, 21303, 37989, 49707, 52863, 63909, 113967, 123347, 149121, 158589, 370041, 447363, 475767, 1110123, 1427301, 3330369, 4281903, 9991107, 29973321]

約数ペア:

[(1, 29973321), (3, 9991107), (7, 4281903), (9, 3330369), (21, 1427301), (27, 1110123), (63, 475767), (67, 447363), (81, 370041), (189, 158589), (201, 149121), (243, 123347), (263, 113967), (469, 63909), (567, 52863), (603, 49707), (789, 37989), (1407, 21303), (1701, 17621), (1809, 16569), (1841, 16281), (2367, 12663), (4221, 7101), (5427, 5523)]