12861856

素因数分解:

$2^5\times 7^1\times {\mathrm{67}}^1\times {\mathrm{857}}^1$

素因数の和:941

約数の個数: 48

約数和(自身を含む): 29405376

約数和(自身を除く): 16543520

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 67, 112, 134, 224, 268, 469, 536, 857, 938, 1072, 1714, 1876, 2144, 3428, 3752, 5999, 6856, 7504, 11998, 13712, 15008, 23996, 27424, 47992, 57419, 95984, 114838, 191968, 229676, 401933, 459352, 803866, 918704, 1607732, 1837408, 3215464, 6430928, 12861856]

約数ペア:

[(1, 12861856), (2, 6430928), (4, 3215464), (7, 1837408), (8, 1607732), (14, 918704), (16, 803866), (28, 459352), (32, 401933), (56, 229676), (67, 191968), (112, 114838), (134, 95984), (224, 57419), (268, 47992), (469, 27424), (536, 23996), (857, 15008), (938, 13712), (1072, 11998), (1714, 7504), (1876, 6856), (2144, 5999), (3428, 3752)]