780456069

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{5477}}^1$

素因数の和:5777

約数の個数: 24

約数和(自身を含む): 1148539392

約数和(自身を除く): 368083323

約数列:

[1, 3, 9, 71, 213, 223, 639, 669, 2007, 5477, 15833, 16431, 47499, 49293, 142497, 388867, 1166601, 1221371, 3499803, 3664113, 10992339, 86717341, 260152023, 780456069]

約数ペア:

[(1, 780456069), (3, 260152023), (9, 86717341), (71, 10992339), (213, 3664113), (223, 3499803), (639, 1221371), (669, 1166601), (2007, 388867), (5477, 142497), (15833, 49293), (16431, 47499)]