2189253

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 3315424

約数和(自身を除く): 1126171

約数列:

[1, 3, 11, 33, 37, 111, 121, 163, 363, 407, 489, 1221, 1793, 4477, 5379, 6031, 13431, 18093, 19723, 59169, 66341, 199023, 729751, 2189253]

約数ペア:

[(1, 2189253), (3, 729751), (11, 199023), (33, 66341), (37, 59169), (111, 19723), (121, 18093), (163, 13431), (363, 6031), (407, 5379), (489, 4477), (1221, 1793)]