855698877

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{347}}^1$

素因数の和:428

約数の個数: 96

約数和(自身を含む): 1527413760

約数和(自身を除く): 671714883

約数列:

[1, 3, 9, 11, 19, 23, 27, 33, 57, 69, 99, 171, 207, 209, 253, 297, 347, 361, 437, 513, 621, 627, 759, 1041, 1083, 1311, 1881, 2277, 3123, 3249, 3817, 3933, 3971, 4807, 5643, 6593, 6831, 7981, 8303, 9369, 9747, 11451, 11799, 11913, 14421, 19779, 23943, 24909, 34353, 35739, 43263, 59337, 71829, 72523, 74727, 87791, 91333, 103059, 107217, 125267, 129789, 151639, 178011, 215487, 217569, 224181, 263373, 273999, 375801, 454917, 652707, 790119, 821997, 1127403, 1364751, 1377937, 1668029, 1958121, 2370357, 2465991, 2881141, 3382209, 4094253, 4133811, 5004087, 8643423, 12401433, 15012261, 25930269, 31692551, 37204299, 45036783, 77790807, 95077653, 285232959, 855698877]

約数ペア:

[(1, 855698877), (3, 285232959), (9, 95077653), (11, 77790807), (19, 45036783), (23, 37204299), (27, 31692551), (33, 25930269), (57, 15012261), (69, 12401433), (99, 8643423), (171, 5004087), (207, 4133811), (209, 4094253), (253, 3382209), (297, 2881141), (347, 2465991), (361, 2370357), (437, 1958121), (513, 1668029), (621, 1377937), (627, 1364751), (759, 1127403), (1041, 821997), (1083, 790119), (1311, 652707), (1881, 454917), (2277, 375801), (3123, 273999), (3249, 263373), (3817, 224181), (3933, 217569), (3971, 215487), (4807, 178011), (5643, 151639), (6593, 129789), (6831, 125267), (7981, 107217), (8303, 103059), (9369, 91333), (9747, 87791), (11451, 74727), (11799, 72523), (11913, 71829), (14421, 59337), (19779, 43263), (23943, 35739), (24909, 34353)]