1280498901

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2042263}}^1$

素因数の和:2042296

約数の個数: 16

約数和(自身を含む): 1960573440

約数和(自身を除く): 680074539

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 2042263, 6126789, 22464893, 38802997, 67394679, 116408991, 426832967, 1280498901]

約数ペア:

[(1, 1280498901), (3, 426832967), (11, 116408991), (19, 67394679), (33, 38802997), (57, 22464893), (209, 6126789), (627, 2042263)]