78013881

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{1361}}^1$

素因数の和:1574

約数の個数: 32

約数和(自身を含む): 126829440

約数和(自身を除く): 48815559

約数列:

[1, 3, 9, 11, 27, 33, 99, 193, 297, 579, 1361, 1737, 2123, 4083, 5211, 6369, 12249, 14971, 19107, 36747, 44913, 57321, 134739, 262673, 404217, 788019, 2364057, 2889403, 7092171, 8668209, 26004627, 78013881]

約数ペア:

[(1, 78013881), (3, 26004627), (9, 8668209), (11, 7092171), (27, 2889403), (33, 2364057), (99, 788019), (193, 404217), (297, 262673), (579, 134739), (1361, 57321), (1737, 44913), (2123, 36747), (4083, 19107), (5211, 14971), (6369, 12249)]