81691866

素因数分解:

$2^1\times 3^2\times {\mathrm{271}}^1\times {\mathrm{16747}}^1$

素因数の和:17026

約数の個数: 24

約数和(自身を含む): 177662784

約数和(自身を除く): 95970918

約数列:

[1, 2, 3, 6, 9, 18, 271, 542, 813, 1626, 2439, 4878, 16747, 33494, 50241, 100482, 150723, 301446, 4538437, 9076874, 13615311, 27230622, 40845933, 81691866]

約数ペア:

[(1, 81691866), (2, 40845933), (3, 27230622), (6, 13615311), (9, 9076874), (18, 4538437), (271, 301446), (542, 150723), (813, 100482), (1626, 50241), (2439, 33494), (4878, 16747)]