80126901

素因数分解:

$3^4\times {\mathrm{239}}^1\times {\mathrm{4139}}^1$

素因数の和:4390

約数の個数: 20

約数和(自身を含む): 120225600

約数和(自身を除く): 40098699

約数列:

[1, 3, 9, 27, 81, 239, 717, 2151, 4139, 6453, 12417, 19359, 37251, 111753, 335259, 989221, 2967663, 8902989, 26708967, 80126901]

約数ペア:

[(1, 80126901), (3, 26708967), (9, 8902989), (27, 2967663), (81, 989221), (239, 335259), (717, 111753), (2151, 37251), (4139, 19359), (6453, 12417)]