788997213

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{349}}^1$

素因数の和:499

約数の個数: 64

約数和(自身を含む): 1259776000

約数和(自身を除く): 470778787

約数列:

[1, 3, 9, 27, 31, 37, 73, 93, 111, 219, 279, 333, 349, 657, 837, 999, 1047, 1147, 1971, 2263, 2701, 3141, 3441, 6789, 8103, 9423, 10323, 10819, 12913, 20367, 24309, 25477, 30969, 32457, 38739, 61101, 72927, 76431, 83731, 97371, 116217, 229293, 251193, 292113, 348651, 400303, 687879, 753579, 789787, 942649, 1200909, 2260737, 2369361, 2827947, 3602727, 7108083, 8483841, 10808181, 21324249, 25451523, 29222119, 87666357, 262999071, 788997213]

約数ペア:

[(1, 788997213), (3, 262999071), (9, 87666357), (27, 29222119), (31, 25451523), (37, 21324249), (73, 10808181), (93, 8483841), (111, 7108083), (219, 3602727), (279, 2827947), (333, 2369361), (349, 2260737), (657, 1200909), (837, 942649), (999, 789787), (1047, 753579), (1147, 687879), (1971, 400303), (2263, 348651), (2701, 292113), (3141, 251193), (3441, 229293), (6789, 116217), (8103, 97371), (9423, 83731), (10323, 76431), (10819, 72927), (12913, 61101), (20367, 38739), (24309, 32457), (25477, 30969)]