1280291259

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{74779}}^1$

素因数の和:75234

約数の個数: 16

約数和(自身を含む): 1842579200

約数和(自身を除く): 562287941

約数列:

[1, 3, 13, 39, 439, 1317, 5707, 17121, 74779, 224337, 972127, 2916381, 32827981, 98483943, 426763753, 1280291259]

約数ペア:

[(1, 1280291259), (3, 426763753), (13, 98483943), (39, 32827981), (439, 2916381), (1317, 972127), (5707, 224337), (17121, 74779)]