12739370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1433}}^1$

素因数の和:1574

約数の個数: 32

約数和(自身を含む): 26431488

約数和(自身を除く): 13692118

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 127, 254, 635, 889, 1270, 1433, 1778, 2866, 4445, 7165, 8890, 10031, 14330, 20062, 50155, 100310, 181991, 363982, 909955, 1273937, 1819910, 2547874, 6369685, 12739370]

約数ペア:

[(1, 12739370), (2, 6369685), (5, 2547874), (7, 1819910), (10, 1273937), (14, 909955), (35, 363982), (70, 181991), (127, 100310), (254, 50155), (635, 20062), (889, 14330), (1270, 10031), (1433, 8890), (1778, 7165), (2866, 4445)]