81011588

素因数分解:

$2^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{8741}}^1$

素因数の和:9083

約数の個数: 24

約数和(自身を含む): 162531264

約数和(自身を除く): 81519676

約数列:

[1, 2, 4, 7, 14, 28, 331, 662, 1324, 2317, 4634, 8741, 9268, 17482, 34964, 61187, 122374, 244748, 2893271, 5786542, 11573084, 20252897, 40505794, 81011588]

約数ペア:

[(1, 81011588), (2, 40505794), (4, 20252897), (7, 11573084), (14, 5786542), (28, 2893271), (331, 244748), (662, 122374), (1324, 61187), (2317, 34964), (4634, 17482), (8741, 9268)]