65123811

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:185

約数の個数: 64

約数和(自身を含む): 107980800

約数和(自身を除く): 42856989

約数列:

[1, 3, 9, 19, 27, 37, 47, 57, 73, 111, 141, 171, 219, 333, 423, 513, 657, 703, 893, 999, 1269, 1387, 1739, 1971, 2109, 2679, 2701, 3431, 4161, 5217, 6327, 8037, 8103, 10293, 12483, 15651, 18981, 24111, 24309, 30879, 33041, 37449, 46953, 51319, 65189, 72927, 92637, 99123, 126947, 153957, 195567, 297369, 380841, 461871, 586701, 892107, 1142523, 1385613, 1760103, 2411993, 3427569, 7235979, 21707937, 65123811]

約数ペア:

[(1, 65123811), (3, 21707937), (9, 7235979), (19, 3427569), (27, 2411993), (37, 1760103), (47, 1385613), (57, 1142523), (73, 892107), (111, 586701), (141, 461871), (171, 380841), (219, 297369), (333, 195567), (423, 153957), (513, 126947), (657, 99123), (703, 92637), (893, 72927), (999, 65189), (1269, 51319), (1387, 46953), (1739, 37449), (1971, 33041), (2109, 30879), (2679, 24309), (2701, 24111), (3431, 18981), (4161, 15651), (5217, 12483), (6327, 10293), (8037, 8103)]