81411008

素因数分解:

$2^6\times 7^1\times {\mathrm{181721}}^1$

素因数の和:181740

約数の個数: 28

約数和(自身を含む): 184629552

約数和(自身を除く): 103218544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 181721, 363442, 726884, 1272047, 1453768, 2544094, 2907536, 5088188, 5815072, 10176376, 11630144, 20352752, 40705504, 81411008]

約数ペア:

[(1, 81411008), (2, 40705504), (4, 20352752), (7, 11630144), (8, 10176376), (14, 5815072), (16, 5088188), (28, 2907536), (32, 2544094), (56, 1453768), (64, 1272047), (112, 726884), (224, 363442), (448, 181721)]