81406528

素因数分解:

$2^6\times 7^1\times {\mathrm{181711}}^1$

素因数の和:181730

約数の個数: 28

約数和(自身を含む): 184619392

約数和(自身を除く): 103212864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 181711, 363422, 726844, 1271977, 1453688, 2543954, 2907376, 5087908, 5814752, 10175816, 11629504, 20351632, 40703264, 81406528]

約数ペア:

[(1, 81406528), (2, 40703264), (4, 20351632), (7, 11629504), (8, 10175816), (14, 5814752), (16, 5087908), (28, 2907376), (32, 2543954), (56, 1453688), (64, 1271977), (112, 726844), (224, 363422), (448, 181711)]