28887138

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{76421}}^1$

素因数の和:76439

約数の個数: 32

約数和(自身を含む): 73365120

約数和(自身を除く): 44477982

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 76421, 152842, 229263, 458526, 534947, 687789, 1069894, 1375578, 1604841, 2063367, 3209682, 4126734, 4814523, 9629046, 14443569, 28887138]

約数ペア:

[(1, 28887138), (2, 14443569), (3, 9629046), (6, 4814523), (7, 4126734), (9, 3209682), (14, 2063367), (18, 1604841), (21, 1375578), (27, 1069894), (42, 687789), (54, 534947), (63, 458526), (126, 229263), (189, 152842), (378, 76421)]