8921907

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{4789}}^1$

素因数の和:4824

約数の個数: 20

約数和(自身を含む): 13910160

約数和(自身を除く): 4988253

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 4789, 14367, 43101, 110147, 129303, 330441, 387909, 991323, 2973969, 8921907]

約数ペア:

[(1, 8921907), (3, 2973969), (9, 991323), (23, 387909), (27, 330441), (69, 129303), (81, 110147), (207, 43101), (621, 14367), (1863, 4789)]