81418764

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{969271}}^1$

素因数の和:969285

約数の個数: 24

約数和(自身を含む): 217116928

約数和(自身を除く): 135698164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 969271, 1938542, 2907813, 3877084, 5815626, 6784897, 11631252, 13569794, 20354691, 27139588, 40709382, 81418764]

約数ペア:

[(1, 81418764), (2, 40709382), (3, 27139588), (4, 20354691), (6, 13569794), (7, 11631252), (12, 6784897), (14, 5815626), (21, 3877084), (28, 2907813), (42, 1938542), (84, 969271)]