1520336871

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{399353}}^1$

素因数の和:399412

約数の個数: 20

約数和(自身を含む): 2319448032

約数和(自身を除く): 799111161

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 399353, 1198059, 3594177, 10782531, 18769591, 32347593, 56308773, 168926319, 506778957, 1520336871]

約数ペア:

[(1, 1520336871), (3, 506778957), (9, 168926319), (27, 56308773), (47, 32347593), (81, 18769591), (141, 10782531), (423, 3594177), (1269, 1198059), (3807, 399353)]