28909815

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{175211}}^1$

素因数の和:175230

約数の個数: 16

約数和(自身を含む): 50461056

約数和(自身を除く): 21551241

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 175211, 525633, 876055, 1927321, 2628165, 5781963, 9636605, 28909815]

約数ペア:

[(1, 28909815), (3, 9636605), (5, 5781963), (11, 2628165), (15, 1927321), (33, 876055), (55, 525633), (165, 175211)]