227640815

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{10781}}^1$

素因数の和:10930

約数の個数: 16

約数和(自身を含む): 282574656

約数和(自身を除く): 54933841

約数列:

[1, 5, 41, 103, 205, 515, 4223, 10781, 21115, 53905, 442021, 1110443, 2210105, 5552215, 45528163, 227640815]

約数ペア:

[(1, 227640815), (5, 45528163), (41, 5552215), (103, 2210105), (205, 1110443), (515, 442021), (4223, 53905), (10781, 21115)]