81221056

素因数分解:

$2^6\times 7^1\times {\mathrm{181297}}^1$

素因数の和:181316

約数の個数: 28

約数和(自身を含む): 184198768

約数和(自身を除く): 102977712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 181297, 362594, 725188, 1269079, 1450376, 2538158, 2900752, 5076316, 5801504, 10152632, 11603008, 20305264, 40610528, 81221056]

約数ペア:

[(1, 81221056), (2, 40610528), (4, 20305264), (7, 11603008), (8, 10152632), (14, 5801504), (16, 5076316), (28, 2900752), (32, 2538158), (56, 1450376), (64, 1269079), (112, 725188), (224, 362594), (448, 181297)]