27553239

素因数分解:

$3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1453}}^1$

素因数の和:1516

約数の個数: 36

約数和(自身を含む): 47406216

約数和(自身を除く): 19852977

約数列:

[1, 3, 7, 9, 21, 43, 49, 63, 129, 147, 301, 387, 441, 903, 1453, 2107, 2709, 4359, 6321, 10171, 13077, 18963, 30513, 62479, 71197, 91539, 187437, 213591, 437353, 562311, 640773, 1312059, 3061471, 3936177, 9184413, 27553239]

約数ペア:

[(1, 27553239), (3, 9184413), (7, 3936177), (9, 3061471), (21, 1312059), (43, 640773), (49, 562311), (63, 437353), (129, 213591), (147, 187437), (301, 91539), (387, 71197), (441, 62479), (903, 30513), (1453, 18963), (2107, 13077), (2709, 10171), (4359, 6321)]