128219787

素因数分解:

$3^3\times {\mathrm{131}}^1\times {\mathrm{36251}}^1$

素因数の和:36391

約数の個数: 16

約数和(自身を含む): 191410560

約数和(自身を除く): 63190773

約数列:

[1, 3, 9, 27, 131, 393, 1179, 3537, 36251, 108753, 326259, 978777, 4748881, 14246643, 42739929, 128219787]

約数ペア:

[(1, 128219787), (3, 42739929), (9, 14246643), (27, 4748881), (131, 978777), (393, 326259), (1179, 108753), (3537, 36251)]