18097119

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:427

約数の個数: 24

約数和(自身を含む): 26836992

約数和(自身を除く): 8739873

約数列:

[1, 3, 9, 71, 127, 213, 223, 381, 639, 669, 1143, 2007, 9017, 15833, 27051, 28321, 47499, 81153, 84963, 142497, 254889, 2010791, 6032373, 18097119]

約数ペア:

[(1, 18097119), (3, 6032373), (9, 2010791), (71, 254889), (127, 142497), (213, 84963), (223, 81153), (381, 47499), (639, 28321), (669, 27051), (1143, 15833), (2007, 9017)]