1280491851

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1\times {\mathrm{19427}}^1$

素因数の和:19730

約数の個数: 16

約数和(自身を含む): 1730801664

約数和(自身を除く): 450309813

約数列:

[1, 3, 127, 173, 381, 519, 19427, 21971, 58281, 65913, 2467229, 3360871, 7401687, 10082613, 426830617, 1280491851]

約数ペア:

[(1, 1280491851), (3, 426830617), (127, 10082613), (173, 7401687), (381, 3360871), (519, 2467229), (19427, 65913), (21971, 58281)]