1280847

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{977}}^1$

素因数の和:1022

約数の個数: 16

約数和(自身を含む): 1877760

約数和(自身を除く): 596913

約数列:

[1, 3, 19, 23, 57, 69, 437, 977, 1311, 2931, 18563, 22471, 55689, 67413, 426949, 1280847]

約数ペア:

[(1, 1280847), (3, 426949), (19, 67413), (23, 55689), (57, 22471), (69, 18563), (437, 2931), (977, 1311)]