209215485

素因数分解:

$3^2\times 5^1\times {\mathrm{1951}}^1\times {\mathrm{2383}}^1$

素因数の和:4345

約数の個数: 24

約数和(自身を含む): 362978304

約数和(自身を除く): 153762819

約数列:

[1, 3, 5, 9, 15, 45, 1951, 2383, 5853, 7149, 9755, 11915, 17559, 21447, 29265, 35745, 87795, 107235, 4649233, 13947699, 23246165, 41843097, 69738495, 209215485]

約数ペア:

[(1, 209215485), (3, 69738495), (5, 41843097), (9, 23246165), (15, 13947699), (45, 4649233), (1951, 107235), (2383, 87795), (5853, 35745), (7149, 29265), (9755, 21447), (11915, 17559)]