217743008

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{31357}}^1$

素因数の和:31405

約数の個数: 48

約数和(自身を含む): 505741824

約数和(自身を除く): 287998816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 868, 992, 1736, 3472, 6944, 31357, 62714, 125428, 219499, 250856, 438998, 501712, 877996, 972067, 1003424, 1755992, 1944134, 3511984, 3888268, 6804469, 7023968, 7776536, 13608938, 15553072, 27217876, 31106144, 54435752, 108871504, 217743008]

約数ペア:

[(1, 217743008), (2, 108871504), (4, 54435752), (7, 31106144), (8, 27217876), (14, 15553072), (16, 13608938), (28, 7776536), (31, 7023968), (32, 6804469), (56, 3888268), (62, 3511984), (112, 1944134), (124, 1755992), (217, 1003424), (224, 972067), (248, 877996), (434, 501712), (496, 438998), (868, 250856), (992, 219499), (1736, 125428), (3472, 62714), (6944, 31357)]