28643205

素因数分解:

$3^1\times 5^1\times {\mathrm{1279}}^1\times {\mathrm{1493}}^1$

素因数の和:2780

約数の個数: 16

約数和(自身を含む): 45895680

約数和(自身を除く): 17252475

約数列:

[1, 3, 5, 15, 1279, 1493, 3837, 4479, 6395, 7465, 19185, 22395, 1909547, 5728641, 9547735, 28643205]

約数ペア:

[(1, 28643205), (3, 9547735), (5, 5728641), (15, 1909547), (1279, 22395), (1493, 19185), (3837, 7465), (4479, 6395)]