178800531

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{6121}}^1$

素因数の和:6251

約数の個数: 32

約数和(自身を含む): 296206848

約数和(自身を除く): 117406317

約数列:

[1, 3, 7, 13, 21, 39, 91, 107, 273, 321, 749, 1391, 2247, 4173, 6121, 9737, 18363, 29211, 42847, 79573, 128541, 238719, 557011, 654947, 1671033, 1964841, 4584629, 8514311, 13753887, 25542933, 59600177, 178800531]

約数ペア:

[(1, 178800531), (3, 59600177), (7, 25542933), (13, 13753887), (21, 8514311), (39, 4584629), (91, 1964841), (107, 1671033), (273, 654947), (321, 557011), (749, 238719), (1391, 128541), (2247, 79573), (4173, 42847), (6121, 29211), (9737, 18363)]