12779725

素因数分解:

$5^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{709}}^1$

素因数の和:829

約数の個数: 24

約数和(自身を含む): 18312320

約数和(自身を除く): 5532595

約数列:

[1, 5, 7, 25, 35, 103, 175, 515, 709, 721, 2575, 3545, 3605, 4963, 17725, 18025, 24815, 73027, 124075, 365135, 511189, 1825675, 2555945, 12779725]

約数ペア:

[(1, 12779725), (5, 2555945), (7, 1825675), (25, 511189), (35, 365135), (103, 124075), (175, 73027), (515, 24815), (709, 18025), (721, 17725), (2575, 4963), (3545, 3605)]