2939825

素因数分解:

$5^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:281

約数の個数: 24

約数和(自身を含む): 4231872

約数和(自身を除く): 1292047

約数列:

[1, 5, 7, 25, 35, 107, 157, 175, 535, 749, 785, 1099, 2675, 3745, 3925, 5495, 16799, 18725, 27475, 83995, 117593, 419975, 587965, 2939825]

約数ペア:

[(1, 2939825), (5, 587965), (7, 419975), (25, 117593), (35, 83995), (107, 27475), (157, 18725), (175, 16799), (535, 5495), (749, 3925), (785, 3745), (1099, 2675)]