208919.0000000

素因数分解:

$3^4\times {\mathrm{31}}^2\times {\mathrm{43}}^1$

素因数の和:117

約数の個数: 30

約数和(自身を含む): 5286732

約数和(自身を除く): 1939569

約数列:

[1, 3, 9, 27, 31, 43, 81, 93, 129, 279, 387, 837, 961, 1161, 1333, 2511, 2883, 3483, 3999, 8649, 11997, 25947, 35991, 41323, 77841, 107973, 123969, 371907, 1115721, 3347163]

約数ペア:

[(1, 3347163), (3, 1115721), (9, 371907), (27, 123969), (31, 107973), (43, 77841), (81, 41323), (93, 35991), (129, 25947), (279, 11997), (387, 8649), (837, 3999), (961, 3483), (1161, 2883), (1333, 2511)]