28689605

素因数分解:

$5^1\times 7^1\times {\mathrm{839}}^1\times {\mathrm{977}}^1$

素因数の和:1828

約数の個数: 16

約数和(自身を含む): 39432960

約数和(自身を除く): 10743355

約数列:

[1, 5, 7, 35, 839, 977, 4195, 4885, 5873, 6839, 29365, 34195, 819703, 4098515, 5737921, 28689605]

約数ペア:

[(1, 28689605), (5, 5737921), (7, 4098515), (35, 819703), (839, 34195), (977, 29365), (4195, 6839), (4885, 5873)]