17936289

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2207}}^1$

素因数の和:2266

約数の個数: 32

約数和(自身を含む): 31088640

約数和(自身を除く): 13152351

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 129, 189, 301, 387, 903, 1161, 2207, 2709, 6621, 8127, 15449, 19863, 46347, 59589, 94901, 139041, 284703, 417123, 664307, 854109, 1992921, 2562327, 5978763, 17936289]

約数ペア:

[(1, 17936289), (3, 5978763), (7, 2562327), (9, 1992921), (21, 854109), (27, 664307), (43, 417123), (63, 284703), (129, 139041), (189, 94901), (301, 59589), (387, 46347), (903, 19863), (1161, 15449), (2207, 8127), (2709, 6621)]