28902753

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{2131}}^1$

素因数の和:2285

約数の個数: 24

約数和(自身を含む): 45897696

約数和(自身を除く): 16994943

約数列:

[1, 3, 9, 11, 33, 99, 137, 411, 1233, 1507, 2131, 4521, 6393, 13563, 19179, 23441, 70323, 210969, 291947, 875841, 2627523, 3211417, 9634251, 28902753]

約数ペア:

[(1, 28902753), (3, 9634251), (9, 3211417), (11, 2627523), (33, 875841), (99, 291947), (137, 210969), (411, 70323), (1233, 23441), (1507, 19179), (2131, 13563), (4521, 6393)]