28276005

素因数分解:

$3^1\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{1427}}^1$

素因数の和:2756

約数の個数: 16

約数和(自身を含む): 45307584

約数和(自身を除く): 17031579

約数列:

[1, 3, 5, 15, 1321, 1427, 3963, 4281, 6605, 7135, 19815, 21405, 1885067, 5655201, 9425335, 28276005]

約数ペア:

[(1, 28276005), (3, 9425335), (5, 5655201), (15, 1885067), (1321, 21405), (1427, 19815), (3963, 7135), (4281, 6605)]