77721201

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{25933}}^1$

素因数の和:25982

約数の個数: 20

約数和(自身を含む): 119244532

約数和(自身を除く): 41523331

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 25933, 77799, 233397, 700191, 959521, 2100573, 2878563, 8635689, 25907067, 77721201]

約数ペア:

[(1, 77721201), (3, 25907067), (9, 8635689), (27, 2878563), (37, 2100573), (81, 959521), (111, 700191), (333, 233397), (999, 77799), (2997, 25933)]