28093185

素因数分解:

$3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{3169}}^1$

素因数の和:3377

約数の個数: 24

約数和(自身を含む): 48957480

約数和(自身を除く): 20864295

約数列:

[1, 3, 5, 9, 15, 45, 197, 591, 985, 1773, 2955, 3169, 8865, 9507, 15845, 28521, 47535, 142605, 624293, 1872879, 3121465, 5618637, 9364395, 28093185]

約数ペア:

[(1, 28093185), (3, 9364395), (5, 5618637), (9, 3121465), (15, 1872879), (45, 624293), (197, 142605), (591, 47535), (985, 28521), (1773, 15845), (2955, 9507), (3169, 8865)]