28005645

素因数分解:

$3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{17449}}^1$

素因数の和:17564

約数の個数: 16

約数和(自身を含む): 45230400

約数和(自身を除く): 17224755

約数列:

[1, 3, 5, 15, 107, 321, 535, 1605, 17449, 52347, 87245, 261735, 1867043, 5601129, 9335215, 28005645]

約数ペア:

[(1, 28005645), (3, 9335215), (5, 5601129), (15, 1867043), (107, 261735), (321, 87245), (535, 52347), (1605, 17449)]