212909732

素因数分解:

$2^2\times 7^1\times {\mathrm{439}}^1\times {\mathrm{17321}}^1$

素因数の和:17771

約数の個数: 24

約数和(自身を含む): 426814080

約数和(自身を除く): 213904348

約数列:

[1, 2, 4, 7, 14, 28, 439, 878, 1756, 3073, 6146, 12292, 17321, 34642, 69284, 121247, 242494, 484988, 7603919, 15207838, 30415676, 53227433, 106454866, 212909732]

約数ペア:

[(1, 212909732), (2, 106454866), (4, 53227433), (7, 30415676), (14, 15207838), (28, 7603919), (439, 484988), (878, 242494), (1756, 121247), (3073, 69284), (6146, 34642), (12292, 17321)]