157082121

素因数分解:

$3^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{12919}}^1$

素因数の和:13125

約数の個数: 24

約数和(自身を含む): 260673920

約数和(自身を除く): 103591799

約数列:

[1, 3, 7, 9, 21, 63, 193, 579, 1351, 1737, 4053, 12159, 12919, 38757, 90433, 116271, 271299, 813897, 2493367, 7480101, 17453569, 22440303, 52360707, 157082121]

約数ペア:

[(1, 157082121), (3, 52360707), (7, 22440303), (9, 17453569), (21, 7480101), (63, 2493367), (193, 813897), (579, 271299), (1351, 116271), (1737, 90433), (4053, 38757), (12159, 12919)]