28584639

素因数分解:

$3^2\times {\mathrm{97}}^1\times {\mathrm{137}}^1\times {\mathrm{239}}^1$

素因数の和:479

約数の個数: 24

約数和(自身を含む): 42194880

約数和(自身を除く): 13610241

約数列:

[1, 3, 9, 97, 137, 239, 291, 411, 717, 873, 1233, 2151, 13289, 23183, 32743, 39867, 69549, 98229, 119601, 208647, 294687, 3176071, 9528213, 28584639]

約数ペア:

[(1, 28584639), (3, 9528213), (9, 3176071), (97, 294687), (137, 208647), (239, 119601), (291, 98229), (411, 69549), (717, 39867), (873, 32743), (1233, 23183), (2151, 13289)]