27286947

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2161}}^1$

素因数の和:2251

約数の個数: 24

約数和(自身を含む): 41821728

約数和(自身を除く): 14534781

約数列:

[1, 3, 9, 23, 61, 69, 183, 207, 549, 1403, 2161, 4209, 6483, 12627, 19449, 49703, 131821, 149109, 395463, 447327, 1186389, 3031883, 9095649, 27286947]

約数ペア:

[(1, 27286947), (3, 9095649), (9, 3031883), (23, 1186389), (61, 447327), (69, 395463), (183, 149109), (207, 131821), (549, 49703), (1403, 19449), (2161, 12627), (4209, 6483)]