1251207

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{271}}^1$

素因数の和:305

約数の個数: 24

約数和(自身を含む): 1980160

約数和(自身を除く): 728953

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 271, 513, 813, 1539, 2439, 4617, 5149, 7317, 15447, 21951, 46341, 65853, 139023, 417069, 1251207]

約数ペア:

[(1, 1251207), (3, 417069), (9, 139023), (19, 65853), (27, 46341), (57, 21951), (81, 15447), (171, 7317), (243, 5149), (271, 4617), (513, 2439), (813, 1539)]