28383705

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{90107}}^1$

素因数の和:90125

約数の個数: 24

約数和(自身を含む): 56227392

約数和(自身を除く): 27843687

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 90107, 270321, 450535, 630749, 810963, 1351605, 1892247, 3153745, 4054815, 5676741, 9461235, 28383705]

約数ペア:

[(1, 28383705), (3, 9461235), (5, 5676741), (7, 4054815), (9, 3153745), (15, 1892247), (21, 1351605), (35, 810963), (45, 630749), (63, 450535), (105, 270321), (315, 90107)]