28686673085

素因数分解:

$5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{2003959}}^1$

素因数の和:2004380

約数の個数: 16

約数和(自身を含む): 39437932800

約数和(自身を除く): 10751259715

約数列:

[1, 5, 7, 35, 409, 2045, 2863, 14315, 2003959, 10019795, 14027713, 70138565, 819619231, 4098096155, 5737334617, 28686673085]

約数ペア:

[(1, 28686673085), (5, 5737334617), (7, 4098096155), (35, 819619231), (409, 70138565), (2045, 14027713), (2863, 10019795), (14315, 2003959)]