28320695

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{2609}}^1$

素因数の和:2794

約数の個数: 16

約数和(自身を含む): 36832320

約数和(自身を除く): 8511625

約数列:

[1, 5, 13, 65, 167, 835, 2171, 2609, 10855, 13045, 33917, 169585, 435703, 2178515, 5664139, 28320695]

約数ペア:

[(1, 28320695), (5, 5664139), (13, 2178515), (65, 435703), (167, 169585), (835, 33917), (2171, 13045), (2609, 10855)]