171597987

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{647}}^1$

素因数の和:733

約数の個数: 64

約数和(自身を含む): 298598400

約数和(自身を除く): 127000413

約数列:

[1, 3, 9, 11, 19, 27, 33, 47, 57, 99, 141, 171, 209, 297, 423, 513, 517, 627, 647, 893, 1269, 1551, 1881, 1941, 2679, 4653, 5643, 5823, 7117, 8037, 9823, 12293, 13959, 17469, 21351, 24111, 29469, 30409, 36879, 64053, 88407, 91227, 110637, 135223, 192159, 265221, 273681, 331911, 334499, 405669, 577771, 821043, 1003497, 1217007, 1733313, 3010491, 3651021, 5199939, 6355481, 9031473, 15599817, 19066443, 57199329, 171597987]

約数ペア:

[(1, 171597987), (3, 57199329), (9, 19066443), (11, 15599817), (19, 9031473), (27, 6355481), (33, 5199939), (47, 3651021), (57, 3010491), (99, 1733313), (141, 1217007), (171, 1003497), (209, 821043), (297, 577771), (423, 405669), (513, 334499), (517, 331911), (627, 273681), (647, 265221), (893, 192159), (1269, 135223), (1551, 110637), (1881, 91227), (1941, 88407), (2679, 64053), (4653, 36879), (5643, 30409), (5823, 29469), (7117, 24111), (8037, 21351), (9823, 17469), (12293, 13959)]