28384839

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{8501}}^1$

素因数の和:8567

約数の個数: 24

約数和(自身を含む): 47747232

約数和(自身を除く): 19362393

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 3339, 8501, 25503, 59507, 76509, 178521, 450553, 535563, 1351659, 3153871, 4054977, 9461613, 28384839]

約数ペア:

[(1, 28384839), (3, 9461613), (7, 4054977), (9, 3153871), (21, 1351659), (53, 535563), (63, 450553), (159, 178521), (371, 76509), (477, 59507), (1113, 25503), (3339, 8501)]