8221281

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{6271}}^1$

素因数の和:6316

約数の個数: 16

約数和(自身を含む): 12042240

約数和(自身を除く): 3820959

約数列:

[1, 3, 19, 23, 57, 69, 437, 1311, 6271, 18813, 119149, 144233, 357447, 432699, 2740427, 8221281]

約数ペア:

[(1, 8221281), (3, 2740427), (19, 432699), (23, 357447), (57, 144233), (69, 119149), (437, 18813), (1311, 6271)]