28207185

素因数分解:

$3^1\times 5^1\times {\mathrm{983}}^1\times {\mathrm{1913}}^1$

素因数の和:2904

約数の個数: 16

約数和(自身を含む): 45201024

約数和(自身を除く): 16993839

約数列:

[1, 3, 5, 15, 983, 1913, 2949, 4915, 5739, 9565, 14745, 28695, 1880479, 5641437, 9402395, 28207185]

約数ペア:

[(1, 28207185), (3, 9402395), (5, 5641437), (15, 1880479), (983, 28695), (1913, 14745), (2949, 9565), (4915, 5739)]