253997968

素因数分解:

$2^4\times 7^2\times {\mathrm{127}}^1\times {\mathrm{2551}}^1$

素因数の和:2700

約数の個数: 60

約数和(自身を含む): 577201152

約数和(自身を除く): 323203184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 127, 196, 254, 392, 508, 784, 889, 1016, 1778, 2032, 2551, 3556, 5102, 6223, 7112, 10204, 12446, 14224, 17857, 20408, 24892, 35714, 40816, 49784, 71428, 99568, 124999, 142856, 249998, 285712, 323977, 499996, 647954, 999992, 1295908, 1999984, 2267839, 2591816, 4535678, 5183632, 9071356, 15874873, 18142712, 31749746, 36285424, 63499492, 126998984, 253997968]

約数ペア:

[(1, 253997968), (2, 126998984), (4, 63499492), (7, 36285424), (8, 31749746), (14, 18142712), (16, 15874873), (28, 9071356), (49, 5183632), (56, 4535678), (98, 2591816), (112, 2267839), (127, 1999984), (196, 1295908), (254, 999992), (392, 647954), (508, 499996), (784, 323977), (889, 285712), (1016, 249998), (1778, 142856), (2032, 124999), (2551, 99568), (3556, 71428), (5102, 49784), (6223, 40816), (7112, 35714), (10204, 24892), (12446, 20408), (14224, 17857)]