27782901

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:465

約数の個数: 24

約数和(自身を含む): 41000960

約数和(自身を除く): 13218059

約数列:

[1, 3, 9, 109, 127, 223, 327, 381, 669, 981, 1143, 2007, 13843, 24307, 28321, 41529, 72921, 84963, 124587, 218763, 254889, 3086989, 9260967, 27782901]

約数ペア:

[(1, 27782901), (3, 9260967), (9, 3086989), (109, 254889), (127, 218763), (223, 124587), (327, 84963), (381, 72921), (669, 41529), (981, 28321), (1143, 24307), (2007, 13843)]