3807729

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{1621}}^1$

素因数の和:1662

約数の個数: 20

約数和(自身を含む): 5887860

約数和(自身を除く): 2080131

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 1621, 2349, 4863, 14589, 43767, 47009, 131301, 141027, 423081, 1269243, 3807729]

約数ペア:

[(1, 3807729), (3, 1269243), (9, 423081), (27, 141027), (29, 131301), (81, 47009), (87, 43767), (261, 14589), (783, 4863), (1621, 2349)]