28681415

素因数分解:

$5^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{701}}^1$

素因数の和:887

約数の個数: 24

約数和(自身を含む): 40334112

約数和(自身を除く): 11652697

約数列:

[1, 5, 7, 35, 49, 167, 245, 701, 835, 1169, 3505, 4907, 5845, 8183, 24535, 34349, 40915, 117067, 171745, 585335, 819469, 4097345, 5736283, 28681415]

約数ペア:

[(1, 28681415), (5, 5736283), (7, 4097345), (35, 819469), (49, 585335), (167, 171745), (245, 117067), (701, 40915), (835, 34349), (1169, 24535), (3505, 8183), (4907, 5845)]