28196745

素因数分解:

$3^1\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{1423}}^1$

素因数の和:2752

約数の個数: 16

約数和(自身を含む): 45180672

約数和(自身を除く): 16983927

約数列:

[1, 3, 5, 15, 1321, 1423, 3963, 4269, 6605, 7115, 19815, 21345, 1879783, 5639349, 9398915, 28196745]

約数ペア:

[(1, 28196745), (3, 9398915), (5, 5639349), (15, 1879783), (1321, 21345), (1423, 19815), (3963, 7115), (4269, 6605)]