81071816

素因数分解:

$2^3\times 7^1\times {\mathrm{1447711}}^1$

素因数の和:1447724

約数の個数: 16

約数和(自身を含む): 173725440

約数和(自身を除く): 92653624

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1447711, 2895422, 5790844, 10133977, 11581688, 20267954, 40535908, 81071816]

約数ペア:

[(1, 81071816), (2, 40535908), (4, 20267954), (7, 11581688), (8, 10133977), (14, 5790844), (28, 2895422), (56, 1447711)]