28507347

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1447}}^1$

素因数の和:1663

約数の個数: 24

約数和(自身を含む): 45177600

約数和(自身を除く): 16670253

約数列:

[1, 3, 9, 11, 33, 99, 199, 597, 1447, 1791, 2189, 4341, 6567, 13023, 15917, 19701, 47751, 143253, 287953, 863859, 2591577, 3167483, 9502449, 28507347]

約数ペア:

[(1, 28507347), (3, 9502449), (9, 3167483), (11, 2591577), (33, 863859), (99, 287953), (199, 143253), (597, 47751), (1447, 19701), (1791, 15917), (2189, 13023), (4341, 6567)]