520763907

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{3389}}^1$

素因数の和:3563

約数の個数: 32

約数和(自身を含む): 773245440

約数和(自身を除く): 252481533

約数列:

[1, 3, 17, 23, 51, 69, 131, 391, 393, 1173, 2227, 3013, 3389, 6681, 9039, 10167, 51221, 57613, 77947, 153663, 172839, 233841, 443959, 1325099, 1331877, 3975297, 7547303, 10211057, 22641909, 30633171, 173587969, 520763907]

約数ペア:

[(1, 520763907), (3, 173587969), (17, 30633171), (23, 22641909), (51, 10211057), (69, 7547303), (131, 3975297), (391, 1331877), (393, 1325099), (1173, 443959), (2227, 233841), (3013, 172839), (3389, 153663), (6681, 77947), (9039, 57613), (10167, 51221)]