13180825

素因数分解:

$5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{691}}^1$

素因数の和:817

約数の個数: 24

約数和(自身を含む): 18877760

約数和(自身を除く): 5696935

約数列:

[1, 5, 7, 25, 35, 109, 175, 545, 691, 763, 2725, 3455, 3815, 4837, 17275, 19075, 24185, 75319, 120925, 376595, 527233, 1882975, 2636165, 13180825]

約数ペア:

[(1, 13180825), (5, 2636165), (7, 1882975), (25, 527233), (35, 376595), (109, 120925), (175, 75319), (545, 24185), (691, 19075), (763, 17275), (2725, 4837), (3455, 3815)]