28366425

素因数分解:

$3^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{907}}^1$

素因数の和:1062

約数の個数: 36

約数和(自身を含む): 51229360

約数和(自身を除く): 22862935

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 139, 225, 417, 695, 907, 1251, 2085, 2721, 3475, 4535, 6255, 8163, 10425, 13605, 22675, 31275, 40815, 68025, 126073, 204075, 378219, 630365, 1134657, 1891095, 3151825, 5673285, 9455475, 28366425]

約数ペア:

[(1, 28366425), (3, 9455475), (5, 5673285), (9, 3151825), (15, 1891095), (25, 1134657), (45, 630365), (75, 378219), (139, 204075), (225, 126073), (417, 68025), (695, 40815), (907, 31275), (1251, 22675), (2085, 13605), (2721, 10425), (3475, 8163), (4535, 6255)]