81739084

素因数分解:

$2^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{9209}}^1$

素因数の和:9537

約数の個数: 24

約数和(自身を含む): 164011680

約数和(自身を除く): 82272596

約数列:

[1, 2, 4, 7, 14, 28, 317, 634, 1268, 2219, 4438, 8876, 9209, 18418, 36836, 64463, 128926, 257852, 2919253, 5838506, 11677012, 20434771, 40869542, 81739084]

約数ペア:

[(1, 81739084), (2, 40869542), (4, 20434771), (7, 11677012), (14, 5838506), (28, 2919253), (317, 257852), (634, 128926), (1268, 64463), (2219, 36836), (4438, 18418), (8876, 9209)]