28283605

素因数分解:

$5^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{1249}}^1$

素因数の和:1908

約数の個数: 16

約数和(自身を含む): 38880000

約数和(自身を除く): 10596395

約数列:

[1, 5, 7, 35, 647, 1249, 3235, 4529, 6245, 8743, 22645, 43715, 808103, 4040515, 5656721, 28283605]

約数ペア:

[(1, 28283605), (5, 5656721), (7, 4040515), (35, 808103), (647, 43715), (1249, 22645), (3235, 8743), (4529, 6245)]