388805589

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:401

約数の個数: 56

約数和(自身を含む): 624452760

約数和(自身を除く): 235647171

約数列:

[1, 3, 9, 17, 27, 51, 81, 137, 153, 229, 243, 411, 459, 687, 729, 1233, 1377, 2061, 2329, 3699, 3893, 4131, 6183, 6987, 11097, 11679, 12393, 18549, 20961, 31373, 33291, 35037, 55647, 62883, 94119, 99873, 105111, 166941, 188649, 282357, 315333, 533341, 565947, 847071, 945999, 1600023, 1697841, 2541213, 2837997, 4800069, 7623639, 14400207, 22870917, 43200621, 129601863, 388805589]

約数ペア:

[(1, 388805589), (3, 129601863), (9, 43200621), (17, 22870917), (27, 14400207), (51, 7623639), (81, 4800069), (137, 2837997), (153, 2541213), (229, 1697841), (243, 1600023), (411, 945999), (459, 847071), (687, 565947), (729, 533341), (1233, 315333), (1377, 282357), (2061, 188649), (2329, 166941), (3699, 105111), (3893, 99873), (4131, 94119), (6183, 62883), (6987, 55647), (11097, 35037), (11679, 33291), (12393, 31373), (18549, 20961)]