27391221

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21283}}^1$

素因数の和:21313

約数の個数: 24

約数和(自身を含む): 46484256

約数和(自身を除く): 19093035

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 21283, 63849, 191547, 234113, 276679, 702339, 830037, 2107017, 2490111, 3043469, 9130407, 27391221]

約数ペア:

[(1, 27391221), (3, 9130407), (9, 3043469), (11, 2490111), (13, 2107017), (33, 830037), (39, 702339), (99, 276679), (117, 234113), (143, 191547), (429, 63849), (1287, 21283)]