77887845

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{82421}}^1$

素因数の和:82442

約数の個数: 32

約数和(自身を含む): 158250240

約数和(自身を除く): 80362395

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 82421, 247263, 412105, 576947, 741789, 1236315, 1730841, 2225367, 2884735, 3708945, 5192523, 8654205, 11126835, 15577569, 25962615, 77887845]

約数ペア:

[(1, 77887845), (3, 25962615), (5, 15577569), (7, 11126835), (9, 8654205), (15, 5192523), (21, 3708945), (27, 2884735), (35, 2225367), (45, 1730841), (63, 1236315), (105, 741789), (135, 576947), (189, 412105), (315, 247263), (945, 82421)]