128961009

素因数分解:

$3^2\times {\mathrm{487}}^1\times {\mathrm{29423}}^1$

素因数の和:29916

約数の個数: 12

約数和(自身を含む): 186665856

約数和(自身を除く): 57704847

約数列:

[1, 3, 9, 487, 1461, 4383, 29423, 88269, 264807, 14329001, 42987003, 128961009]

約数ペア:

[(1, 128961009), (3, 42987003), (9, 14329001), (487, 264807), (1461, 88269), (4383, 29423)]