28513851

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{1993}}^1$

素因数の和:2266

約数の個数: 16

約数和(自身を含む): 40199040

約数和(自身を除く): 11685189

約数列:

[1, 3, 19, 57, 251, 753, 1993, 4769, 5979, 14307, 37867, 113601, 500243, 1500729, 9504617, 28513851]

約数ペア:

[(1, 28513851), (3, 9504617), (19, 1500729), (57, 500243), (251, 113601), (753, 37867), (1993, 14307), (4769, 5979)]