2087217

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{727}}^1$

素因数の和:773

約数の個数: 24

約数和(自身を含む): 3407040

約数和(自身を除く): 1319823

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 261, 319, 727, 957, 2181, 2871, 6543, 7997, 21083, 23991, 63249, 71973, 189747, 231913, 695739, 2087217]

約数ペア:

[(1, 2087217), (3, 695739), (9, 231913), (11, 189747), (29, 71973), (33, 63249), (87, 23991), (99, 21083), (261, 7997), (319, 6543), (727, 2871), (957, 2181)]