549023972

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1\times {\mathrm{997}}^1$

素因数の和:1356

約数の個数: 48

約数和(自身を含む): 1118654208

約数和(自身を除く): 569630236

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 277, 284, 497, 554, 994, 997, 1108, 1939, 1988, 1994, 3878, 3988, 6979, 7756, 13958, 19667, 27916, 39334, 70787, 78668, 137669, 141574, 275338, 276169, 283148, 495509, 550676, 552338, 991018, 1104676, 1933183, 1982036, 3866366, 7732732, 19607999, 39215998, 78431996, 137255993, 274511986, 549023972]

約数ペア:

[(1, 549023972), (2, 274511986), (4, 137255993), (7, 78431996), (14, 39215998), (28, 19607999), (71, 7732732), (142, 3866366), (277, 1982036), (284, 1933183), (497, 1104676), (554, 991018), (994, 552338), (997, 550676), (1108, 495509), (1939, 283148), (1988, 276169), (1994, 275338), (3878, 141574), (3988, 137669), (6979, 78668), (7756, 70787), (13958, 39334), (19667, 27916)]