1218372381

素因数分解:

$3^3\times {\mathrm{167}}^1\times {\mathrm{270209}}^1$

素因数の和:270385

約数の個数: 16

約数和(自身を含む): 1815811200

約数和(自身を除く): 597438819

約数列:

[1, 3, 9, 27, 167, 501, 1503, 4509, 270209, 810627, 2431881, 7295643, 45124903, 135374709, 406124127, 1218372381]

約数ペア:

[(1, 1218372381), (3, 406124127), (9, 135374709), (27, 45124903), (167, 7295643), (501, 2431881), (1503, 810627), (4509, 270209)]