1389779912

素因数分解:

$2^3\times {\mathrm{277}}^1\times {\mathrm{337}}^1\times {\mathrm{1861}}^1$

素因数の和:2481

約数の個数: 32

約数和(自身を含む): 2624414520

約数和(自身を除く): 1234634608

約数列:

[1, 2, 4, 8, 277, 337, 554, 674, 1108, 1348, 1861, 2216, 2696, 3722, 7444, 14888, 93349, 186698, 373396, 515497, 627157, 746792, 1030994, 1254314, 2061988, 2508628, 4123976, 5017256, 173722489, 347444978, 694889956, 1389779912]

約数ペア:

[(1, 1389779912), (2, 694889956), (4, 347444978), (8, 173722489), (277, 5017256), (337, 4123976), (554, 2508628), (674, 2061988), (1108, 1254314), (1348, 1030994), (1861, 746792), (2216, 627157), (2696, 515497), (3722, 373396), (7444, 186698), (14888, 93349)]