81169803

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21023}}^1$

素因数の和:21056

約数の個数: 32

約数和(自身を含む): 141281280

約数和(自身を除く): 60111477

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 117, 143, 297, 351, 429, 1287, 3861, 21023, 63069, 189207, 231253, 273299, 567621, 693759, 819897, 2081277, 2459691, 3006289, 6243831, 7379073, 9018867, 27056601, 81169803]

約数ペア:

[(1, 81169803), (3, 27056601), (9, 9018867), (11, 7379073), (13, 6243831), (27, 3006289), (33, 2459691), (39, 2081277), (99, 819897), (117, 693759), (143, 567621), (297, 273299), (351, 231253), (429, 189207), (1287, 63069), (3861, 21023)]