1268536445

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{115901}}^1$

素因数の和:116116

約数の個数: 16

約数和(自身を含む): 1668988800

約数和(自身を除く): 400452355

約数列:

[1, 5, 11, 55, 199, 995, 2189, 10945, 115901, 579505, 1274911, 6374555, 23064299, 115321495, 253707289, 1268536445]

約数ペア:

[(1, 1268536445), (5, 253707289), (11, 115321495), (55, 23064299), (199, 6374555), (995, 1274911), (2189, 579505), (10945, 115901)]