28149915

素因数分解:

$3^1\times 5^1\times {\mathrm{1049}}^1\times {\mathrm{1789}}^1$

素因数の和:2846

約数の個数: 16

約数和(自身を含む): 45108000

約数和(自身を除く): 16958085

約数列:

[1, 3, 5, 15, 1049, 1789, 3147, 5245, 5367, 8945, 15735, 26835, 1876661, 5629983, 9383305, 28149915]

約数ペア:

[(1, 28149915), (3, 9383305), (5, 5629983), (15, 1876661), (1049, 26835), (1789, 15735), (3147, 8945), (5245, 5367)]