28452225

素因数分解:

$3^1\times 5^2\times {\mathrm{349}}^1\times {\mathrm{1087}}^1$

素因数の和:1449

約数の個数: 24

約数和(自身を含む): 47219200

約数和(自身を除く): 18766975

約数列:

[1, 3, 5, 15, 25, 75, 349, 1047, 1087, 1745, 3261, 5235, 5435, 8725, 16305, 26175, 27175, 81525, 379363, 1138089, 1896815, 5690445, 9484075, 28452225]

約数ペア:

[(1, 28452225), (3, 9484075), (5, 5690445), (15, 1896815), (25, 1138089), (75, 379363), (349, 81525), (1047, 27175), (1087, 26175), (1745, 16305), (3261, 8725), (5235, 5435)]