128540331

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{128669}}^1$

素因数の和:128715

約数の個数: 16

約数和(自身を含む): 195578400

約数和(自身を除く): 67038069

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 128669, 386007, 1158021, 3474063, 4760753, 14282259, 42846777, 128540331]

約数ペア:

[(1, 128540331), (3, 42846777), (9, 14282259), (27, 4760753), (37, 3474063), (111, 1158021), (333, 386007), (999, 128669)]