156543968

素因数分解:

$2^5\times 7^1\times {\mathrm{509}}^1\times {\mathrm{1373}}^1$

素因数の和:1899

約数の個数: 48

約数和(自身を含む): 353172960

約数和(自身を除く): 196628992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 509, 1018, 1373, 2036, 2746, 3563, 4072, 5492, 7126, 8144, 9611, 10984, 14252, 16288, 19222, 21968, 28504, 38444, 43936, 57008, 76888, 114016, 153776, 307552, 698857, 1397714, 2795428, 4891999, 5590856, 9783998, 11181712, 19567996, 22363424, 39135992, 78271984, 156543968]

約数ペア:

[(1, 156543968), (2, 78271984), (4, 39135992), (7, 22363424), (8, 19567996), (14, 11181712), (16, 9783998), (28, 5590856), (32, 4891999), (56, 2795428), (112, 1397714), (224, 698857), (509, 307552), (1018, 153776), (1373, 114016), (2036, 76888), (2746, 57008), (3563, 43936), (4072, 38444), (5492, 28504), (7126, 21968), (8144, 19222), (9611, 16288), (10984, 14252)]