81493552

素因数分解:

$2^4\times 7^1\times {\mathrm{727621}}^1$

素因数の和:727636

約数の個数: 20

約数和(自身を含む): 180450256

約数和(自身を除く): 98956704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 727621, 1455242, 2910484, 5093347, 5820968, 10186694, 11641936, 20373388, 40746776, 81493552]

約数ペア:

[(1, 81493552), (2, 40746776), (4, 20373388), (7, 11641936), (8, 10186694), (14, 5820968), (16, 5093347), (28, 2910484), (56, 1455242), (112, 727621)]