28642227

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1\times {\mathrm{821}}^1$

素因数の和:1254

約数の個数: 16

約数和(自身を含む): 39653280

約数和(自身を除く): 11011053

約数列:

[1, 3, 29, 87, 401, 821, 1203, 2463, 11629, 23809, 34887, 71427, 329221, 987663, 9547409, 28642227]

約数ペア:

[(1, 28642227), (3, 9547409), (29, 987663), (87, 329221), (401, 71427), (821, 34887), (1203, 23809), (2463, 11629)]