81547165

素因数分解:

$5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{11827}}^1$

素因数の和:12036

約数の個数: 16

約数和(自身を含む): 112413312

約数和(自身を除く): 30866147

約数列:

[1, 5, 7, 35, 197, 985, 1379, 6895, 11827, 59135, 82789, 413945, 2329919, 11649595, 16309433, 81547165]

約数ペア:

[(1, 81547165), (5, 16309433), (7, 11649595), (35, 2329919), (197, 413945), (985, 82789), (1379, 59135), (6895, 11827)]