81117022

素因数分解:

$2^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{9011}}^1$

素因数の和:9663

約数の個数: 16

約数和(自身を含む): 139289472

約数和(自身を除く): 58172450

約数列:

[1, 2, 7, 14, 643, 1286, 4501, 9002, 9011, 18022, 63077, 126154, 5794073, 11588146, 40558511, 81117022]

約数ペア:

[(1, 81117022), (2, 40558511), (7, 11588146), (14, 5794073), (643, 126154), (1286, 63077), (4501, 18022), (9002, 9011)]