28875435

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{6661}}^1$

素因数の和:6703

約数の個数: 24

約数和(自身を含む): 49085616

約数和(自身を除く): 20210181

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 4335, 6661, 19983, 33305, 99915, 113237, 339711, 566185, 1698555, 1925029, 5775087, 9625145, 28875435]

約数ペア:

[(1, 28875435), (3, 9625145), (5, 5775087), (15, 1925029), (17, 1698555), (51, 566185), (85, 339711), (255, 113237), (289, 99915), (867, 33305), (1445, 19983), (4335, 6661)]