1242243

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{331}}^1$

素因数の和:479

約数の個数: 16

約数和(自身を含む): 1859200

約数和(自身を除く): 616957

約数列:

[1, 3, 9, 27, 139, 331, 417, 993, 1251, 2979, 3753, 8937, 46009, 138027, 414081, 1242243]

約数ペア:

[(1, 1242243), (3, 414081), (9, 138027), (27, 46009), (139, 8937), (331, 3753), (417, 2979), (993, 1251)]