13840925

素因数分解:

$5^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{569}}^1$

素因数の和:725

約数の個数: 24

約数和(自身を含む): 19790400

約数和(自身を除く): 5949475

約数列:

[1, 5, 7, 25, 35, 139, 175, 569, 695, 973, 2845, 3475, 3983, 4865, 14225, 19915, 24325, 79091, 99575, 395455, 553637, 1977275, 2768185, 13840925]

約数ペア:

[(1, 13840925), (5, 2768185), (7, 1977275), (25, 553637), (35, 395455), (139, 99575), (175, 79091), (569, 24325), (695, 19915), (973, 14225), (2845, 4865), (3475, 3983)]