1284318717

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{279991}}^1$

素因数の和:280144

約数の個数: 16

約数和(自身を含む): 1881546240

約数和(自身を除く): 597227523

約数列:

[1, 3, 11, 33, 139, 417, 1529, 4587, 279991, 839973, 3079901, 9239703, 38918749, 116756247, 428106239, 1284318717]

約数ペア:

[(1, 1284318717), (3, 428106239), (11, 116756247), (33, 38918749), (139, 9239703), (417, 3079901), (1529, 839973), (4587, 279991)]