51780033

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:430

約数の個数: 32

約数和(自身を含む): 78864000

約数和(自身を除く): 27083967

約数列:

[1, 3, 9, 27, 61, 149, 183, 211, 447, 549, 633, 1341, 1647, 1899, 4023, 5697, 9089, 12871, 27267, 31439, 38613, 81801, 94317, 115839, 245403, 282951, 347517, 848853, 1917779, 5753337, 17260011, 51780033]

約数ペア:

[(1, 51780033), (3, 17260011), (9, 5753337), (27, 1917779), (61, 848853), (149, 347517), (183, 282951), (211, 245403), (447, 115839), (549, 94317), (633, 81801), (1341, 38613), (1647, 31439), (1899, 27267), (4023, 12871), (5697, 9089)]