247968281

素因数分解:

${\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{4019}}^1$

素因数の和:4180

約数の個数: 16

約数和(自身を含む): 277862400

約数和(自身を除く): 29894119

約数列:

[1, 11, 71, 79, 781, 869, 4019, 5609, 44209, 61699, 285349, 317501, 3138839, 3492511, 22542571, 247968281]

約数ペア:

[(1, 247968281), (11, 22542571), (71, 3492511), (79, 3138839), (781, 317501), (869, 285349), (4019, 61699), (5609, 44209)]