31162971

素因数分解:

$3^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{887}}^1$

素因数の和:1143

約数の個数: 24

約数和(自身を含む): 48591360

約数和(自身を除く): 17428389

約数列:

[1, 3, 7, 21, 49, 147, 239, 717, 887, 1673, 2661, 5019, 6209, 11711, 18627, 35133, 43463, 130389, 211993, 635979, 1483951, 4451853, 10387657, 31162971]

約数ペア:

[(1, 31162971), (3, 10387657), (7, 4451853), (21, 1483951), (49, 635979), (147, 211993), (239, 130389), (717, 43463), (887, 35133), (1673, 18627), (2661, 11711), (5019, 6209)]